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Finding the Fourth Proportional to 239.92, 359.88 and 175.84

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Solution

The fourth proportional to 239.92, 359.88 and 175.84 is: 263.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    239.92 : 359.88 = 175.84 : x
  2. Step 2: Convert to fraction form
    239.92/359.88 = 175.84/x
  3. Step 3: Cross multiply
    239.92x = 359.88 × 175.84
  4. Step 4: Simplify right side
    239.92x = 63,281.30
  5. Step 5: Solve for x
    x = 63,281.30/239.92
  6. Step 6: Final answer
    x = 263.76

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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.