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Finding the Fourth Proportional to 224.34, 335.76 and 169.94

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Solution

The fourth proportional to 224.34, 335.76 and 169.94 is: 254.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.34 : 335.76 = 169.94 : x
  2. Step 2: Convert to fraction form
    224.34/335.76 = 169.94/x
  3. Step 3: Cross multiply
    224.34x = 335.76 × 169.94
  4. Step 4: Simplify right side
    224.34x = 57,059.05
  5. Step 5: Solve for x
    x = 57,059.05/224.34
  6. Step 6: Final answer
    x = 254.34

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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.