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Finding the Third Proportional to 3,857,345.25 and 5,253,885

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Solution

The third proportional to 3,857,345.25 and 5,253,885 is: 7,156,037.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,857,345.25 : 5,253,885 = 5,253,885 : x
  2. Step 2: Convert to fraction form
    3,857,345.25/5,253,885 = 5,253,885/x
  3. Step 3: Cross multiply
    3,857,345.25x = 5,253,885 × 5,253,885
  4. Step 4: Simplify right side
    3,857,345.25x = 27,603,307,593,225
  5. Step 5: Solve for x
    x = 27,603,307,593,225/3,857,345.25
  6. Step 6: Final answer
    x = 7,156,037.59

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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.