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Finding the Third Proportional to 5,542,128 and 8,825,439

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Solution

The third proportional to 5,542,128 and 8,825,439 is: 14,053,874.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,542,128 : 8,825,439 = 8,825,439 : x
  2. Step 2: Convert to fraction form
    5,542,128/8,825,439 = 8,825,439/x
  3. Step 3: Cross multiply
    5,542,128x = 8,825,439 × 8,825,439
  4. Step 4: Simplify right side
    5,542,128x = 77,888,373,542,721
  5. Step 5: Solve for x
    x = 77,888,373,542,721/5,542,128
  6. Step 6: Final answer
    x = 14,053,874.89

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.