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Finding the Fourth Proportional to 273.77, 378.03 and 232.46

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Solution

The fourth proportional to 273.77, 378.03 and 232.46 is: 320.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.77 : 378.03 = 232.46 : x
  2. Step 2: Convert to fraction form
    273.77/378.03 = 232.46/x
  3. Step 3: Cross multiply
    273.77x = 378.03 × 232.46
  4. Step 4: Simplify right side
    273.77x = 87,876.85
  5. Step 5: Solve for x
    x = 87,876.85/273.77
  6. Step 6: Final answer
    x = 320.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.