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Finding the Fourth Proportional to 247.24, 370.05 and 224.83

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Solution

The fourth proportional to 247.24, 370.05 and 224.83 is: 336.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    247.24 : 370.05 = 224.83 : x
  2. Step 2: Convert to fraction form
    247.24/370.05 = 224.83/x
  3. Step 3: Cross multiply
    247.24x = 370.05 × 224.83
  4. Step 4: Simplify right side
    247.24x = 83,198.34
  5. Step 5: Solve for x
    x = 83,198.34/247.24
  6. Step 6: Final answer
    x = 336.51

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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.