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Finding the Fourth Proportional to 467.25, 701.05 and 223.80

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Solution

The fourth proportional to 467.25, 701.05 and 223.80 is: 335.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.25 : 701.05 = 223.80 : x
  2. Step 2: Convert to fraction form
    467.25/701.05 = 223.80/x
  3. Step 3: Cross multiply
    467.25x = 701.05 × 223.80
  4. Step 4: Simplify right side
    467.25x = 156,894.99
  5. Step 5: Solve for x
    x = 156,894.99/467.25
  6. Step 6: Final answer
    x = 335.78

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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.