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Finding the Third Proportional to 54,371,817 and 82,347,423

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Solution

The third proportional to 54,371,817 and 82,347,423 is: 124,717,150.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,371,817 : 82,347,423 = 82,347,423 : x
  2. Step 2: Convert to fraction form
    54,371,817/82,347,423 = 82,347,423/x
  3. Step 3: Cross multiply
    54,371,817x = 82,347,423 × 82,347,423
  4. Step 4: Simplify right side
    54,371,817x = 6,781,098,074,740,929
  5. Step 5: Solve for x
    x = 6,781,098,074,740,929/54,371,817
  6. Step 6: Final answer
    x = 124,717,150.33

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.