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Finding the Fourth Proportional to 273.73, 410.60 and 119.66

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Solution

The fourth proportional to 273.73, 410.60 and 119.66 is: 179.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.73 : 410.60 = 119.66 : x
  2. Step 2: Convert to fraction form
    273.73/410.60 = 119.66/x
  3. Step 3: Cross multiply
    273.73x = 410.60 × 119.66
  4. Step 4: Simplify right side
    273.73x = 49,129.74
  5. Step 5: Solve for x
    x = 49,129.74/273.73
  6. Step 6: Final answer
    x = 179.48

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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.