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Finding the Third Proportional to 8,342,533 and 12,910,733

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Solution

The third proportional to 8,342,533 and 12,910,733 is: 19,980,385.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,342,533 : 12,910,733 = 12,910,733 : x
  2. Step 2: Convert to fraction form
    8,342,533/12,910,733 = 12,910,733/x
  3. Step 3: Cross multiply
    8,342,533x = 12,910,733 × 12,910,733
  4. Step 4: Simplify right side
    8,342,533x = 166,687,026,597,289
  5. Step 5: Solve for x
    x = 166,687,026,597,289/8,342,533
  6. Step 6: Final answer
    x = 19,980,385.65

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.