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Finding the Third Proportional to 3,715 and 5,759

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Solution

The third proportional to 3,715 and 5,759 is: 8,927.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715 : 5,759 = 5,759 : x
  2. Step 2: Convert to fraction form
    3,715/5,759 = 5,759/x
  3. Step 3: Cross multiply
    3,715x = 5,759 × 5,759
  4. Step 4: Simplify right side
    3,715x = 33,166,081
  5. Step 5: Solve for x
    x = 33,166,081/3,715
  6. Step 6: Final answer
    x = 8,927.61

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.