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Finding the Third Proportional to 20,852,625 and 43,155,234

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Solution

The third proportional to 20,852,625 and 43,155,234 is: 89,311,260.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,852,625 : 43,155,234 = 43,155,234 : x
  2. Step 2: Convert to fraction form
    20,852,625/43,155,234 = 43,155,234/x
  3. Step 3: Cross multiply
    20,852,625x = 43,155,234 × 43,155,234
  4. Step 4: Simplify right side
    20,852,625x = 1,862,374,221,594,756
  5. Step 5: Solve for x
    x = 1,862,374,221,594,756/20,852,625
  6. Step 6: Final answer
    x = 89,311,260.41

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.