Home / 526,132.08-726,061.32-284,414.80

Finding the Fourth Proportional to 526,132.08, 726,061.32 and 284,414.80

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Solution

The fourth proportional to 526,132.08, 726,061.32 and 284,414.80 is: 392,491.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,132.08 : 726,061.32 = 284,414.80 : x
  2. Step 2: Convert to fraction form
    526,132.08/726,061.32 = 284,414.80/x
  3. Step 3: Cross multiply
    526,132.08x = 726,061.32 × 284,414.80
  4. Step 4: Simplify right side
    526,132.08x = 206,502,585,115.54
  5. Step 5: Solve for x
    x = 206,502,585,115.54/526,132.08
  6. Step 6: Final answer
    x = 392,491.91

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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.