647 is 15 percent of what number? (15% of what number is 647?)

647 is 15 percent of what number?

"647 is 15 percent of what number?" is a word problem where the answer is a number. Specifically, if you calculate 15 percent of number (x), you will get 647. Thus, you can illustrate the problem "647 is 15 percent of what number (x)" like this:

15% of x = 647

To calculate 15 percent of a number, we multiply the number by 15 and then divide by 100. Therefore, we can make the following function:

		15 ∗ x
		100

= 647

To solve for x, we first multiply both sides by 100 and then divide both sides by 15 to get the x = 4313.33. Therefore, the answer to 647 is 15 percent of what number? is:

4313.33

If we substitue "what number" in the question "647 is 15 percent of what number?" with 4313.33, we get this sentence: 647 is 15 percent of 4313.33. Since this statement is true, we know that our answer is correct.

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