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Finding the Fourth Proportional to 731.73, 1,097.46 and 244.77

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Solution

The fourth proportional to 731.73, 1,097.46 and 244.77 is: 367.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    731.73 : 1,097.46 = 244.77 : x
  2. Step 2: Convert to fraction form
    731.73/1,097.46 = 244.77/x
  3. Step 3: Cross multiply
    731.73x = 1,097.46 × 244.77
  4. Step 4: Simplify right side
    731.73x = 268,625.28
  5. Step 5: Solve for x
    x = 268,625.28/731.73
  6. Step 6: Final answer
    x = 367.11

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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.