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Finding the Fourth Proportional to 732.17, 1,098.14 and 245.11

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Solution

The fourth proportional to 732.17, 1,098.14 and 245.11 is: 367.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    732.17 : 1,098.14 = 245.11 : x
  2. Step 2: Convert to fraction form
    732.17/1,098.14 = 245.11/x
  3. Step 3: Cross multiply
    732.17x = 1,098.14 × 245.11
  4. Step 4: Simplify right side
    732.17x = 269,164.56
  5. Step 5: Solve for x
    x = 269,164.56/732.17
  6. Step 6: Final answer
    x = 367.62

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Why These Related Problems?

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