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Finding the Fourth Proportional to 234.06, 352.38 and 162.42

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Solution

The fourth proportional to 234.06, 352.38 and 162.42 is: 244.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    234.06 : 352.38 = 162.42 : x
  2. Step 2: Convert to fraction form
    234.06/352.38 = 162.42/x
  3. Step 3: Cross multiply
    234.06x = 352.38 × 162.42
  4. Step 4: Simplify right side
    234.06x = 57,233.56
  5. Step 5: Solve for x
    x = 57,233.56/234.06
  6. Step 6: Final answer
    x = 244.53

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.