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Finding the Fourth Proportional to 236.55, 352.41 and 224.70

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Solution

The fourth proportional to 236.55, 352.41 and 224.70 is: 334.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.55 : 352.41 = 224.70 : x
  2. Step 2: Convert to fraction form
    236.55/352.41 = 224.70/x
  3. Step 3: Cross multiply
    236.55x = 352.41 × 224.70
  4. Step 4: Simplify right side
    236.55x = 79,186.53
  5. Step 5: Solve for x
    x = 79,186.53/236.55
  6. Step 6: Final answer
    x = 334.76

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.