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Finding the Third Proportional to 726,761.25 and 1,115,559

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Solution

The third proportional to 726,761.25 and 1,115,559 is: 1,712,353.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,761.25 : 1,115,559 = 1,115,559 : x
  2. Step 2: Convert to fraction form
    726,761.25/1,115,559 = 1,115,559/x
  3. Step 3: Cross multiply
    726,761.25x = 1,115,559 × 1,115,559
  4. Step 4: Simplify right side
    726,761.25x = 1,244,471,882,481
  5. Step 5: Solve for x
    x = 1,244,471,882,481/726,761.25
  6. Step 6: Final answer
    x = 1,712,353.10

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.