Home / 415,620.75-573,545.17-234,331.10

Finding the Fourth Proportional to 415,620.75, 573,545.17 and 234,331.10

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Solution

The fourth proportional to 415,620.75, 573,545.17 and 234,331.10 is: 323,370.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,620.75 : 573,545.17 = 234,331.10 : x
  2. Step 2: Convert to fraction form
    415,620.75/573,545.17 = 234,331.10/x
  3. Step 3: Cross multiply
    415,620.75x = 573,545.17 × 234,331.10
  4. Step 4: Simplify right side
    415,620.75x = 134,399,470,585.79
  5. Step 5: Solve for x
    x = 134,399,470,585.79/415,620.75
  6. Step 6: Final answer
    x = 323,370.45

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1.5x scale

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.