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Finding the Third Proportional to 3,508.50 and 4,764.75

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Solution

The third proportional to 3,508.50 and 4,764.75 is: 6,470.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508.50 : 4,764.75 = 4,764.75 : x
  2. Step 2: Convert to fraction form
    3,508.50/4,764.75 = 4,764.75/x
  3. Step 3: Cross multiply
    3,508.50x = 4,764.75 × 4,764.75
  4. Step 4: Simplify right side
    3,508.50x = 22,702,842.56
  5. Step 5: Solve for x
    x = 22,702,842.56/3,508.50
  6. Step 6: Final answer
    x = 6,470.81

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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.