Home / 1,253,104.93-1,729,238.47-680,132.83

Finding the Fourth Proportional to 1,253,104.93, 1,729,238.47 and 680,132.83

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Solution

The fourth proportional to 1,253,104.93, 1,729,238.47 and 680,132.83 is: 938,558.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,104.93 : 1,729,238.47 = 680,132.83 : x
  2. Step 2: Convert to fraction form
    1,253,104.93/1,729,238.47 = 680,132.83/x
  3. Step 3: Cross multiply
    1,253,104.93x = 1,729,238.47 × 680,132.83
  4. Step 4: Simplify right side
    1,253,104.93x = 1,176,111,854,345.97
  5. Step 5: Solve for x
    x = 1,176,111,854,345.97/1,253,104.93
  6. Step 6: Final answer
    x = 938,558.16

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.