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Finding the Third Proportional to 13,643,126 and 29,350,780

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Solution

The third proportional to 13,643,126 and 29,350,780 is: 63,143,027.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,643,126 : 29,350,780 = 29,350,780 : x
  2. Step 2: Convert to fraction form
    13,643,126/29,350,780 = 29,350,780/x
  3. Step 3: Cross multiply
    13,643,126x = 29,350,780 × 29,350,780
  4. Step 4: Simplify right side
    13,643,126x = 861,468,286,608,400
  5. Step 5: Solve for x
    x = 861,468,286,608,400/13,643,126
  6. Step 6: Final answer
    x = 63,143,027.97

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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.