Are $36, 49, 6, 7$ in proportion.

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Solution

let, 36 : 49 :: 6 : 7
We have, Product of extremes $= 36 \times 7 = 252$
Product of means $= 49 \times 6 = 294$
Clearly, Product of extremes $\neq$ Product of means.
Hence $36, 49, 6, 7$ are not in proportion

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Are 36,49,6,7 in proportion.

let, 36 : 49 :: 6 : 7 We have, Product of extremes =36×7=252 Product of means =49×6=294 Clearly, Product of extremes ≠ Product of means. Hence 36,49,6,7 are not in proportion

Are $36, 49, 6, 7$ in proportion.

let, 36 : 49 :: 6 : 7
We have, Product of extremes $= 36 \times 7 = 252$
Product of means $= 49 \times 6 = 294$
Clearly, Product of extremes $\neq$ Product of means.
Hence $36, 49, 6, 7$ are not in proportion