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Finding the Fourth Proportional to 229.52, 317.56 and 200.44

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Solution

The fourth proportional to 229.52, 317.56 and 200.44 is: 277.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    229.52 : 317.56 = 200.44 : x
  2. Step 2: Convert to fraction form
    229.52/317.56 = 200.44/x
  3. Step 3: Cross multiply
    229.52x = 317.56 × 200.44
  4. Step 4: Simplify right side
    229.52x = 63,651.73
  5. Step 5: Solve for x
    x = 63,651.73/229.52
  6. Step 6: Final answer
    x = 277.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.