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Finding the Fourth Proportional to 332.88, 499.11 and 116.40

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Solution

The fourth proportional to 332.88, 499.11 and 116.40 is: 174.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.88 : 499.11 = 116.40 : x
  2. Step 2: Convert to fraction form
    332.88/499.11 = 116.40/x
  3. Step 3: Cross multiply
    332.88x = 499.11 × 116.40
  4. Step 4: Simplify right side
    332.88x = 58,096.40
  5. Step 5: Solve for x
    x = 58,096.40/332.88
  6. Step 6: Final answer
    x = 174.53

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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.