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Finding the Fourth Proportional to 360, 496.80 and 332.52

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Solution

The fourth proportional to 360, 496.80 and 332.52 is: 458.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    360 : 496.80 = 332.52 : x
  2. Step 2: Convert to fraction form
    360/496.80 = 332.52/x
  3. Step 3: Cross multiply
    360x = 496.80 × 332.52
  4. Step 4: Simplify right side
    360x = 165,195.94
  5. Step 5: Solve for x
    x = 165,195.94/360
  6. Step 6: Final answer
    x = 458.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.