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Finding the Fourth Proportional to 467.30, 701.56 and 330.41

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Solution

The fourth proportional to 467.30, 701.56 and 330.41 is: 496.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.30 : 701.56 = 330.41 : x
  2. Step 2: Convert to fraction form
    467.30/701.56 = 330.41/x
  3. Step 3: Cross multiply
    467.30x = 701.56 × 330.41
  4. Step 4: Simplify right side
    467.30x = 231,800.79
  5. Step 5: Solve for x
    x = 231,800.79/467.30
  6. Step 6: Final answer
    x = 496.04

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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.