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Finding the Fourth Proportional to 234.24, 350.82 and 179.72

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Solution

The fourth proportional to 234.24, 350.82 and 179.72 is: 269.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    234.24 : 350.82 = 179.72 : x
  2. Step 2: Convert to fraction form
    234.24/350.82 = 179.72/x
  3. Step 3: Cross multiply
    234.24x = 350.82 × 179.72
  4. Step 4: Simplify right side
    234.24x = 63,049.37
  5. Step 5: Solve for x
    x = 63,049.37/234.24
  6. Step 6: Final answer
    x = 269.17

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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.