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Finding the Third Proportional to 3,771 and 5,607

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Solution

The third proportional to 3,771 and 5,607 is: 8,336.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771 : 5,607 = 5,607 : x
  2. Step 2: Convert to fraction form
    3,771/5,607 = 5,607/x
  3. Step 3: Cross multiply
    3,771x = 5,607 × 5,607
  4. Step 4: Simplify right side
    3,771x = 31,438,449
  5. Step 5: Solve for x
    x = 31,438,449/3,771
  6. Step 6: Final answer
    x = 8,336.90

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.