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Finding the Fourth Proportional to 397.44, 595.63 and 224.16

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Solution

The fourth proportional to 397.44, 595.63 and 224.16 is: 335.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    397.44 : 595.63 = 224.16 : x
  2. Step 2: Convert to fraction form
    397.44/595.63 = 224.16/x
  3. Step 3: Cross multiply
    397.44x = 595.63 × 224.16
  4. Step 4: Simplify right side
    397.44x = 133,516.42
  5. Step 5: Solve for x
    x = 133,516.42/397.44
  6. Step 6: Final answer
    x = 335.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.