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Finding the Fourth Proportional to 736.46, 1,104.48 and 249.24

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Solution

The fourth proportional to 736.46, 1,104.48 and 249.24 is: 373.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    736.46 : 1,104.48 = 249.24 : x
  2. Step 2: Convert to fraction form
    736.46/1,104.48 = 249.24/x
  3. Step 3: Cross multiply
    736.46x = 1,104.48 × 249.24
  4. Step 4: Simplify right side
    736.46x = 275,280.60
  5. Step 5: Solve for x
    x = 275,280.60/736.46
  6. Step 6: Final answer
    x = 373.79

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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.