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Finding the Fourth Proportional to 332.64, 498.58 and 159.19

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Solution

The fourth proportional to 332.64, 498.58 and 159.19 is: 238.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.64 : 498.58 = 159.19 : x
  2. Step 2: Convert to fraction form
    332.64/498.58 = 159.19/x
  3. Step 3: Cross multiply
    332.64x = 498.58 × 159.19
  4. Step 4: Simplify right side
    332.64x = 79,367.31
  5. Step 5: Solve for x
    x = 79,367.31/332.64
  6. Step 6: Final answer
    x = 238.60

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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.