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Finding the Fourth Proportional to 252.24, 376.26 and 224.88

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Solution

The fourth proportional to 252.24, 376.26 and 224.88 is: 335.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    252.24 : 376.26 = 224.88 : x
  2. Step 2: Convert to fraction form
    252.24/376.26 = 224.88/x
  3. Step 3: Cross multiply
    252.24x = 376.26 × 224.88
  4. Step 4: Simplify right side
    252.24x = 84,613.35
  5. Step 5: Solve for x
    x = 84,613.35/252.24
  6. Step 6: Final answer
    x = 335.45

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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.