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Finding the Third Proportional to 1,729.13 and 2,344.88

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Solution

The third proportional to 1,729.13 and 2,344.88 is: 3,179.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729.13 : 2,344.88 = 2,344.88 : x
  2. Step 2: Convert to fraction form
    1,729.13/2,344.88 = 2,344.88/x
  3. Step 3: Cross multiply
    1,729.13x = 2,344.88 × 2,344.88
  4. Step 4: Simplify right side
    1,729.13x = 5,498,438.77
  5. Step 5: Solve for x
    x = 5,498,438.77/1,729.13
  6. Step 6: Final answer
    x = 3,179.90

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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.