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Finding the Fourth Proportional to 598,545.38, 825,245.49 and 383,331.62

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Solution

The fourth proportional to 598,545.38, 825,245.49 and 383,331.62 is: 528,519.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,545.38 : 825,245.49 = 383,331.62 : x
  2. Step 2: Convert to fraction form
    598,545.38/825,245.49 = 383,331.62/x
  3. Step 3: Cross multiply
    598,545.38x = 825,245.49 × 383,331.62
  4. Step 4: Simplify right side
    598,545.38x = 316,342,690,579.39
  5. Step 5: Solve for x
    x = 316,342,690,579.39/598,545.38
  6. Step 6: Final answer
    x = 528,519.14

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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.