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Finding the Fourth Proportional to 332.52, 498.60 and 217.14

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Solution

The fourth proportional to 332.52, 498.60 and 217.14 is: 325.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.52 : 498.60 = 217.14 : x
  2. Step 2: Convert to fraction form
    332.52/498.60 = 217.14/x
  3. Step 3: Cross multiply
    332.52x = 498.60 × 217.14
  4. Step 4: Simplify right side
    332.52x = 108,266.00
  5. Step 5: Solve for x
    x = 108,266.00/332.52
  6. Step 6: Final answer
    x = 325.59

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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.