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Finding the Fourth Proportional to 233.62, 349.96 and 179.84

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Solution

The fourth proportional to 233.62, 349.96 and 179.84 is: 269.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    233.62 : 349.96 = 179.84 : x
  2. Step 2: Convert to fraction form
    233.62/349.96 = 179.84/x
  3. Step 3: Cross multiply
    233.62x = 349.96 × 179.84
  4. Step 4: Simplify right side
    233.62x = 62,936.81
  5. Step 5: Solve for x
    x = 62,936.81/233.62
  6. Step 6: Final answer
    x = 269.40

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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.