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Finding the Third Proportional to 5,179,517.25 and 8,125,134

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Solution

The third proportional to 5,179,517.25 and 8,125,134 is: 12,745,937.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,179,517.25 : 8,125,134 = 8,125,134 : x
  2. Step 2: Convert to fraction form
    5,179,517.25/8,125,134 = 8,125,134/x
  3. Step 3: Cross multiply
    5,179,517.25x = 8,125,134 × 8,125,134
  4. Step 4: Simplify right side
    5,179,517.25x = 66,017,802,517,956
  5. Step 5: Solve for x
    x = 66,017,802,517,956/5,179,517.25
  6. Step 6: Final answer
    x = 12,745,937.38

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.