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Finding the Third Proportional to 275,523.75 and 425,562.75

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Solution

The third proportional to 275,523.75 and 425,562.75 is: 657,306.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,523.75 : 425,562.75 = 425,562.75 : x
  2. Step 2: Convert to fraction form
    275,523.75/425,562.75 = 425,562.75/x
  3. Step 3: Cross multiply
    275,523.75x = 425,562.75 × 425,562.75
  4. Step 4: Simplify right side
    275,523.75x = 181,103,654,187.56
  5. Step 5: Solve for x
    x = 181,103,654,187.56/275,523.75
  6. Step 6: Final answer
    x = 657,306.87

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.