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Finding the Fourth Proportional to 332.73, 499.86 and 324.27

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Solution

The fourth proportional to 332.73, 499.86 and 324.27 is: 487.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.73 : 499.86 = 324.27 : x
  2. Step 2: Convert to fraction form
    332.73/499.86 = 324.27/x
  3. Step 3: Cross multiply
    332.73x = 499.86 × 324.27
  4. Step 4: Simplify right side
    332.73x = 162,089.60
  5. Step 5: Solve for x
    x = 162,089.60/332.73
  6. Step 6: Final answer
    x = 487.15

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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.