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Finding the Third Proportional to 3,764.60 and 5,723.79

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Solution

The third proportional to 3,764.60 and 5,723.79 is: 8,702.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,764.60 : 5,723.79 = 5,723.79 : x
  2. Step 2: Convert to fraction form
    3,764.60/5,723.79 = 5,723.79/x
  3. Step 3: Cross multiply
    3,764.60x = 5,723.79 × 5,723.79
  4. Step 4: Simplify right side
    3,764.60x = 32,761,761.23
  5. Step 5: Solve for x
    x = 32,761,761.23/3,764.60
  6. Step 6: Final answer
    x = 8,702.58

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.