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Finding the Fourth Proportional to 224.42, 337.96 and 201.86

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Solution

The fourth proportional to 224.42, 337.96 and 201.86 is: 303.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.42 : 337.96 = 201.86 : x
  2. Step 2: Convert to fraction form
    224.42/337.96 = 201.86/x
  3. Step 3: Cross multiply
    224.42x = 337.96 × 201.86
  4. Step 4: Simplify right side
    224.42x = 68,219.60
  5. Step 5: Solve for x
    x = 68,219.60/224.42
  6. Step 6: Final answer
    x = 303.98

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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.