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Finding the Fourth Proportional to 273.24, 376.83 and 224.03

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Solution

The fourth proportional to 273.24, 376.83 and 224.03 is: 308.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.24 : 376.83 = 224.03 : x
  2. Step 2: Convert to fraction form
    273.24/376.83 = 224.03/x
  3. Step 3: Cross multiply
    273.24x = 376.83 × 224.03
  4. Step 4: Simplify right side
    273.24x = 84,421.22
  5. Step 5: Solve for x
    x = 84,421.22/273.24
  6. Step 6: Final answer
    x = 308.96

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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.