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Finding the Fourth Proportional to 234.89, 352.70 and 183.66

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Solution

The fourth proportional to 234.89, 352.70 and 183.66 is: 275.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    234.89 : 352.70 = 183.66 : x
  2. Step 2: Convert to fraction form
    234.89/352.70 = 183.66/x
  3. Step 3: Cross multiply
    234.89x = 352.70 × 183.66
  4. Step 4: Simplify right side
    234.89x = 64,776.88
  5. Step 5: Solve for x
    x = 64,776.88/234.89
  6. Step 6: Final answer
    x = 275.78

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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.