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Finding the Fourth Proportional to 329.87, 494.45 and 232.37

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Solution

The fourth proportional to 329.87, 494.45 and 232.37 is: 348.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    329.87 : 494.45 = 232.37 : x
  2. Step 2: Convert to fraction form
    329.87/494.45 = 232.37/x
  3. Step 3: Cross multiply
    329.87x = 494.45 × 232.37
  4. Step 4: Simplify right side
    329.87x = 114,891.71
  5. Step 5: Solve for x
    x = 114,891.71/329.87
  6. Step 6: Final answer
    x = 348.30

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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.