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Finding the Fourth Proportional to 732.24, 1,098.30 and 245.28

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Solution

The fourth proportional to 732.24, 1,098.30 and 245.28 is: 367.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    732.24 : 1,098.30 = 245.28 : x
  2. Step 2: Convert to fraction form
    732.24/1,098.30 = 245.28/x
  3. Step 3: Cross multiply
    732.24x = 1,098.30 × 245.28
  4. Step 4: Simplify right side
    732.24x = 269,391.02
  5. Step 5: Solve for x
    x = 269,391.02/732.24
  6. Step 6: Final answer
    x = 367.90

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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.