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Finding the Fourth Proportional to 494.24, 682.01 and 273.18

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Solution

The fourth proportional to 494.24, 682.01 and 273.18 is: 376.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    494.24 : 682.01 = 273.18 : x
  2. Step 2: Convert to fraction form
    494.24/682.01 = 273.18/x
  3. Step 3: Cross multiply
    494.24x = 682.01 × 273.18
  4. Step 4: Simplify right side
    494.24x = 186,311.49
  5. Step 5: Solve for x
    x = 186,311.49/494.24
  6. Step 6: Final answer
    x = 376.97

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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.