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Finding the Third Proportional to 8,845,511 and 18,920,626

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Solution

The third proportional to 8,845,511 and 18,920,626 is: 40,471,385.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,845,511 : 18,920,626 = 18,920,626 : x
  2. Step 2: Convert to fraction form
    8,845,511/18,920,626 = 18,920,626/x
  3. Step 3: Cross multiply
    8,845,511x = 18,920,626 × 18,920,626
  4. Step 4: Simplify right side
    8,845,511x = 357,990,088,231,876
  5. Step 5: Solve for x
    x = 357,990,088,231,876/8,845,511
  6. Step 6: Final answer
    x = 40,471,385.79

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.