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Finding the Fourth Proportional to 273.59, 408.09 and 244.43

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Solution

The fourth proportional to 273.59, 408.09 and 244.43 is: 364.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.59 : 408.09 = 244.43 : x
  2. Step 2: Convert to fraction form
    273.59/408.09 = 244.43/x
  3. Step 3: Cross multiply
    273.59x = 408.09 × 244.43
  4. Step 4: Simplify right side
    273.59x = 99,749.85
  5. Step 5: Solve for x
    x = 99,749.85/273.59
  6. Step 6: Final answer
    x = 364.60

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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.