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Finding the Fourth Proportional to 233.50, 349.61 and 179.14

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Solution

The fourth proportional to 233.50, 349.61 and 179.14 is: 268.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    233.50 : 349.61 = 179.14 : x
  2. Step 2: Convert to fraction form
    233.50/349.61 = 179.14/x
  3. Step 3: Cross multiply
    233.50x = 349.61 × 179.14
  4. Step 4: Simplify right side
    233.50x = 62,626.49
  5. Step 5: Solve for x
    x = 62,626.49/233.50
  6. Step 6: Final answer
    x = 268.21

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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.