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Finding the Fourth Proportional to 736.48, 1,104.88 and 223.52

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Solution

The fourth proportional to 736.48, 1,104.88 and 223.52 is: 335.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    736.48 : 1,104.88 = 223.52 : x
  2. Step 2: Convert to fraction form
    736.48/1,104.88 = 223.52/x
  3. Step 3: Cross multiply
    736.48x = 1,104.88 × 223.52
  4. Step 4: Simplify right side
    736.48x = 246,962.78
  5. Step 5: Solve for x
    x = 246,962.78/736.48
  6. Step 6: Final answer
    x = 335.33

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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.