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Finding the Fourth Proportional to 467.75, 701.73 and 217.46

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Solution

The fourth proportional to 467.75, 701.73 and 217.46 is: 326.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.75 : 701.73 = 217.46 : x
  2. Step 2: Convert to fraction form
    467.75/701.73 = 217.46/x
  3. Step 3: Cross multiply
    467.75x = 701.73 × 217.46
  4. Step 4: Simplify right side
    467.75x = 152,594.70
  5. Step 5: Solve for x
    x = 152,594.70/467.75
  6. Step 6: Final answer
    x = 326.23

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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.