Fewpal
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a number 20 is divided into four parts that are in AP such that the ratio of the product of the first and fourth to the product of the second and third is 2 ratio 3 find the largest parts

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Let the four terms be a−3d,a−d,a+d,anda+3da−3d,a−d,a+d,anda+3d with common difference 2d.

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