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Finding the Third Proportional to 8,198,478 and 13,027,626

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Solution

The third proportional to 8,198,478 and 13,027,626 is: 20,701,286.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,198,478 : 13,027,626 = 13,027,626 : x
  2. Step 2: Convert to fraction form
    8,198,478/13,027,626 = 13,027,626/x
  3. Step 3: Cross multiply
    8,198,478x = 13,027,626 × 13,027,626
  4. Step 4: Simplify right side
    8,198,478x = 169,719,039,195,876
  5. Step 5: Solve for x
    x = 169,719,039,195,876/8,198,478
  6. Step 6: Final answer
    x = 20,701,286.17

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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.