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Finding the Fourth Proportional to 731.84, 1,098.04 and 244.92

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Solution

The fourth proportional to 731.84, 1,098.04 and 244.92 is: 367.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    731.84 : 1,098.04 = 244.92 : x
  2. Step 2: Convert to fraction form
    731.84/1,098.04 = 244.92/x
  3. Step 3: Cross multiply
    731.84x = 1,098.04 × 244.92
  4. Step 4: Simplify right side
    731.84x = 268,931.96
  5. Step 5: Solve for x
    x = 268,931.96/731.84
  6. Step 6: Final answer
    x = 367.47

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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.