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Finding the Third Proportional to 626,646.38 and 1,337,856.75

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Solution

The third proportional to 626,646.38 and 1,337,856.75 is: 2,856,253.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,646.38 : 1,337,856.75 = 1,337,856.75 : x
  2. Step 2: Convert to fraction form
    626,646.38/1,337,856.75 = 1,337,856.75/x
  3. Step 3: Cross multiply
    626,646.38x = 1,337,856.75 × 1,337,856.75
  4. Step 4: Simplify right side
    626,646.38x = 1,789,860,683,520.56
  5. Step 5: Solve for x
    x = 1,789,860,683,520.56/626,646.38
  6. Step 6: Final answer
    x = 2,856,253.15

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.