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Finding the Fourth Proportional to 263.59, 395.33 and 119.27

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Solution

The fourth proportional to 263.59, 395.33 and 119.27 is: 178.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    263.59 : 395.33 = 119.27 : x
  2. Step 2: Convert to fraction form
    263.59/395.33 = 119.27/x
  3. Step 3: Cross multiply
    263.59x = 395.33 × 119.27
  4. Step 4: Simplify right side
    263.59x = 47,151.01
  5. Step 5: Solve for x
    x = 47,151.01/263.59
  6. Step 6: Final answer
    x = 178.88

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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.