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Finding the Fourth Proportional to 273.99, 408.76 and 246.58

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Solution

The fourth proportional to 273.99, 408.76 and 246.58 is: 367.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.99 : 408.76 = 246.58 : x
  2. Step 2: Convert to fraction form
    273.99/408.76 = 246.58/x
  3. Step 3: Cross multiply
    273.99x = 408.76 × 246.58
  4. Step 4: Simplify right side
    273.99x = 100,792.04
  5. Step 5: Solve for x
    x = 100,792.04/273.99
  6. Step 6: Final answer
    x = 367.87

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.