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Finding the Third Proportional to 57,506,553.70 and 123,781,883.91

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Solution

The third proportional to 57,506,553.70 and 123,781,883.91 is: 266,438,410.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,506,553.70 : 123,781,883.91 = 123,781,883.91 : x
  2. Step 2: Convert to fraction form
    57,506,553.70/123,781,883.91 = 123,781,883.91/x
  3. Step 3: Cross multiply
    57,506,553.70x = 123,781,883.91 × 123,781,883.91
  4. Step 4: Simplify right side
    57,506,553.70x = 15,321,954,783,380,352
  5. Step 5: Solve for x
    x = 15,321,954,783,380,352/57,506,553.70
  6. Step 6: Final answer
    x = 266,438,410.87

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.