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Finding the Fourth Proportional to 226.16, 336.68 and 224.94

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Solution

The fourth proportional to 226.16, 336.68 and 224.94 is: 334.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    226.16 : 336.68 = 224.94 : x
  2. Step 2: Convert to fraction form
    226.16/336.68 = 224.94/x
  3. Step 3: Cross multiply
    226.16x = 336.68 × 224.94
  4. Step 4: Simplify right side
    226.16x = 75,731.67
  5. Step 5: Solve for x
    x = 75,731.67/226.16
  6. Step 6: Final answer
    x = 334.87

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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.