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Finding the Fourth Proportional to 7,207.72, 10,808.22 and 3,744.04

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Solution

The fourth proportional to 7,207.72, 10,808.22 and 3,744.04 is: 5,614.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,207.72 : 10,808.22 = 3,744.04 : x
  2. Step 2: Convert to fraction form
    7,207.72/10,808.22 = 3,744.04/x
  3. Step 3: Cross multiply
    7,207.72x = 10,808.22 × 3,744.04
  4. Step 4: Simplify right side
    7,207.72x = 40,466,408.01
  5. Step 5: Solve for x
    x = 40,466,408.01/7,207.72
  6. Step 6: Final answer
    x = 5,614.31

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.