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Finding the Third Proportional to 451,545.38 and 619,193.25

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Solution

The third proportional to 451,545.38 and 619,193.25 is: 849,084.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,545.38 : 619,193.25 = 619,193.25 : x
  2. Step 2: Convert to fraction form
    451,545.38/619,193.25 = 619,193.25/x
  3. Step 3: Cross multiply
    451,545.38x = 619,193.25 × 619,193.25
  4. Step 4: Simplify right side
    451,545.38x = 383,400,280,845.56
  5. Step 5: Solve for x
    x = 383,400,280,845.56/451,545.38
  6. Step 6: Final answer
    x = 849,084.73

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.