if 3/15 is equivalent to 45/a, find a

Discussion in 'Calculator Requests' started by math_celebrity, Nov 17, 2019.

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  1. math_celebrity

    math_celebrity Administrator Staff Member

    if 3/15 is equivalent to 45/a, find a.

    Set up the proportion:
    3/15 = 45/a

    Type this proportion into our search engine, and we get:
    a = 225
     

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