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Finding the Fourth Proportional to 7,592.38, 11,388.50 and 2,660.85

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Solution

The fourth proportional to 7,592.38, 11,388.50 and 2,660.85 is: 3,991.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,592.38 : 11,388.50 = 2,660.85 : x
  2. Step 2: Convert to fraction form
    7,592.38/11,388.50 = 2,660.85/x
  3. Step 3: Cross multiply
    7,592.38x = 11,388.50 × 2,660.85
  4. Step 4: Simplify right side
    7,592.38x = 30,303,086.90
  5. Step 5: Solve for x
    x = 30,303,086.90/7,592.38
  6. Step 6: Final answer
    x = 3,991.25

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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.