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Finding the Third Proportional to 5,691 and 11,629.50

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Solution

The third proportional to 5,691 and 11,629.50 is: 23,764.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,691 : 11,629.50 = 11,629.50 : x
  2. Step 2: Convert to fraction form
    5,691/11,629.50 = 11,629.50/x
  3. Step 3: Cross multiply
    5,691x = 11,629.50 × 11,629.50
  4. Step 4: Simplify right side
    5,691x = 135,245,270.25
  5. Step 5: Solve for x
    x = 135,245,270.25/5,691
  6. Step 6: Final answer
    x = 23,764.76

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.