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Finding the Third Proportional to 3,857,344.31 and 5,253,883.03

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Solution

The third proportional to 3,857,344.31 and 5,253,883.03 is: 7,156,033.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,857,344.31 : 5,253,883.03 = 5,253,883.03 : x
  2. Step 2: Convert to fraction form
    3,857,344.31/5,253,883.03 = 5,253,883.03/x
  3. Step 3: Cross multiply
    3,857,344.31x = 5,253,883.03 × 5,253,883.03
  4. Step 4: Simplify right side
    3,857,344.31x = 27,603,286,906,056.69
  5. Step 5: Solve for x
    x = 27,603,286,906,056.69/3,857,344.31
  6. Step 6: Final answer
    x = 7,156,033.96

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.