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Finding the Fourth Proportional to 229.67, 344.66 and 168.94

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Solution

The fourth proportional to 229.67, 344.66 and 168.94 is: 253.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    229.67 : 344.66 = 168.94 : x
  2. Step 2: Convert to fraction form
    229.67/344.66 = 168.94/x
  3. Step 3: Cross multiply
    229.67x = 344.66 × 168.94
  4. Step 4: Simplify right side
    229.67x = 58,227.42
  5. Step 5: Solve for x
    x = 58,227.42/229.67
  6. Step 6: Final answer
    x = 253.53

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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.