Home / 415,621.26-573,545.85-234,331.61

Finding the Fourth Proportional to 415,621.26, 573,545.85 and 234,331.61

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Solution

The fourth proportional to 415,621.26, 573,545.85 and 234,331.61 is: 323,371.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,621.26 : 573,545.85 = 234,331.61 : x
  2. Step 2: Convert to fraction form
    415,621.26/573,545.85 = 234,331.61/x
  3. Step 3: Cross multiply
    415,621.26x = 573,545.85 × 234,331.61
  4. Step 4: Simplify right side
    415,621.26x = 134,399,919,571.59
  5. Step 5: Solve for x
    x = 134,399,919,571.59/415,621.26
  6. Step 6: Final answer
    x = 323,371.14

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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.