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Finding the Third Proportional to 18,841,800 and 40,813,766

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Solution

The third proportional to 18,841,800 and 40,813,766 is: 88,407,874.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,841,800 : 40,813,766 = 40,813,766 : x
  2. Step 2: Convert to fraction form
    18,841,800/40,813,766 = 40,813,766/x
  3. Step 3: Cross multiply
    18,841,800x = 40,813,766 × 40,813,766
  4. Step 4: Simplify right side
    18,841,800x = 1,665,763,495,102,756
  5. Step 5: Solve for x
    x = 1,665,763,495,102,756/18,841,800
  6. Step 6: Final answer
    x = 88,407,874.78

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.