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Finding the Third Proportional to 451,551.38 and 619,200.19

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Solution

The third proportional to 451,551.38 and 619,200.19 is: 849,092.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,551.38 : 619,200.19 = 619,200.19 : x
  2. Step 2: Convert to fraction form
    451,551.38/619,200.19 = 619,200.19/x
  3. Step 3: Cross multiply
    451,551.38x = 619,200.19 × 619,200.19
  4. Step 4: Simplify right side
    451,551.38x = 383,408,872,200.04
  5. Step 5: Solve for x
    x = 383,408,872,200.04/451,551.38
  6. Step 6: Final answer
    x = 849,092.47

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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.