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Finding the Fourth Proportional to 224.35, 309.24 and 169.06

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Solution

The fourth proportional to 224.35, 309.24 and 169.06 is: 233.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.35 : 309.24 = 169.06 : x
  2. Step 2: Convert to fraction form
    224.35/309.24 = 169.06/x
  3. Step 3: Cross multiply
    224.35x = 309.24 × 169.06
  4. Step 4: Simplify right side
    224.35x = 52,280.11
  5. Step 5: Solve for x
    x = 52,280.11/224.35
  6. Step 6: Final answer
    x = 233.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.