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Finding the Fourth Proportional to 234.73, 352.10 and 188.86

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Solution

The fourth proportional to 234.73, 352.10 and 188.86 is: 283.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    234.73 : 352.10 = 188.86 : x
  2. Step 2: Convert to fraction form
    234.73/352.10 = 188.86/x
  3. Step 3: Cross multiply
    234.73x = 352.10 × 188.86
  4. Step 4: Simplify right side
    234.73x = 66,497.61
  5. Step 5: Solve for x
    x = 66,497.61/234.73
  6. Step 6: Final answer
    x = 283.29

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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.