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Finding the Fourth Proportional to 467.52, 701.19 and 321.18

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Solution

The fourth proportional to 467.52, 701.19 and 321.18 is: 481.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.52 : 701.19 = 321.18 : x
  2. Step 2: Convert to fraction form
    467.52/701.19 = 321.18/x
  3. Step 3: Cross multiply
    467.52x = 701.19 × 321.18
  4. Step 4: Simplify right side
    467.52x = 225,208.20
  5. Step 5: Solve for x
    x = 225,208.20/467.52
  6. Step 6: Final answer
    x = 481.71

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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.