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Finding the Third Proportional to 19,961,498 and 40,646,542

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Solution

The third proportional to 19,961,498 and 40,646,542 is: 82,766,402.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,961,498 : 40,646,542 = 40,646,542 : x
  2. Step 2: Convert to fraction form
    19,961,498/40,646,542 = 40,646,542/x
  3. Step 3: Cross multiply
    19,961,498x = 40,646,542 × 40,646,542
  4. Step 4: Simplify right side
    19,961,498x = 1,652,141,376,557,764
  5. Step 5: Solve for x
    x = 1,652,141,376,557,764/19,961,498
  6. Step 6: Final answer
    x = 82,766,402.43

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.