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Finding the Fourth Proportional to 635.46, 953.32 and 224.48

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Solution

The fourth proportional to 635.46, 953.32 and 224.48 is: 336.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    635.46 : 953.32 = 224.48 : x
  2. Step 2: Convert to fraction form
    635.46/953.32 = 224.48/x
  3. Step 3: Cross multiply
    635.46x = 953.32 × 224.48
  4. Step 4: Simplify right side
    635.46x = 214,001.27
  5. Step 5: Solve for x
    x = 214,001.27/635.46
  6. Step 6: Final answer
    x = 336.77

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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.