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Finding the Fourth Proportional to 332.22, 498.68 and 159.03

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Solution

The fourth proportional to 332.22, 498.68 and 159.03 is: 238.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.22 : 498.68 = 159.03 : x
  2. Step 2: Convert to fraction form
    332.22/498.68 = 159.03/x
  3. Step 3: Cross multiply
    332.22x = 498.68 × 159.03
  4. Step 4: Simplify right side
    332.22x = 79,304.29
  5. Step 5: Solve for x
    x = 79,304.29/332.22
  6. Step 6: Final answer
    x = 238.71

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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.