If x : y : z, show that x : z = (square of x) : (square of y)?

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Shambhavi Shinde

As we know that , x:y:z , this implies that, y^2=x*z. Simplifying x:z=x^2:y^2, we get, y^2=x*z, which is the same as above. Thus, they are equal.
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