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Finding the Third Proportional to 447,387.50 and 677,593.50

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Solution

The third proportional to 447,387.50 and 677,593.50 is: 1,026,253.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,387.50 : 677,593.50 = 677,593.50 : x
  2. Step 2: Convert to fraction form
    447,387.50/677,593.50 = 677,593.50/x
  3. Step 3: Cross multiply
    447,387.50x = 677,593.50 × 677,593.50
  4. Step 4: Simplify right side
    447,387.50x = 459,132,951,242.25
  5. Step 5: Solve for x
    x = 459,132,951,242.25/447,387.50
  6. Step 6: Final answer
    x = 1,026,253.42

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.