Home / 1,253,189.16-1,729,402.38-680,229.24

Finding the Fourth Proportional to 1,253,189.16, 1,729,402.38 and 680,229.24

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Solution

The fourth proportional to 1,253,189.16, 1,729,402.38 and 680,229.24 is: 938,717.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,189.16 : 1,729,402.38 = 680,229.24 : x
  2. Step 2: Convert to fraction form
    1,253,189.16/1,729,402.38 = 680,229.24/x
  3. Step 3: Cross multiply
    1,253,189.16x = 1,729,402.38 × 680,229.24
  4. Step 4: Simplify right side
    1,253,189.16x = 1,176,390,066,601.59
  5. Step 5: Solve for x
    x = 1,176,390,066,601.59/1,253,189.16
  6. Step 6: Final answer
    x = 938,717.08

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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.