The ratio 1331 : x is equivalent to the ratio x2 : 1331. What is the value of x?

Answer: 121

Step-by-step explanation:

Hi, to answer this question we have to analyze the information given:

Since both ratios are equal:

1331/x = x²/1331

We simply have to solve for x:

1331 (1331) = x² (x)

1,771,561 = x³

∛1,771,561 = x

121 = x

In conclusion, the value of x is 121

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