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Finding the Fourth Proportional to 229.44, 343.98 and 175.80

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Solution

The fourth proportional to 229.44, 343.98 and 175.80 is: 263.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    229.44 : 343.98 = 175.80 : x
  2. Step 2: Convert to fraction form
    229.44/343.98 = 175.80/x
  3. Step 3: Cross multiply
    229.44x = 343.98 × 175.80
  4. Step 4: Simplify right side
    229.44x = 60,471.68
  5. Step 5: Solve for x
    x = 60,471.68/229.44
  6. Step 6: Final answer
    x = 263.56

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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.