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Finding the Fourth Proportional to 7,472.00, 11,180.31 and 5,499.09

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Solution

The fourth proportional to 7,472.00, 11,180.31 and 5,499.09 is: 8,228.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,472.00 : 11,180.31 = 5,499.09 : x
  2. Step 2: Convert to fraction form
    7,472.00/11,180.31 = 5,499.09/x
  3. Step 3: Cross multiply
    7,472.00x = 11,180.31 × 5,499.09
  4. Step 4: Simplify right side
    7,472.00x = 61,481,509.53
  5. Step 5: Solve for x
    x = 61,481,509.53/7,472.00
  6. Step 6: Final answer
    x = 8,228.25

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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.