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Finding the Fourth Proportional to 224.23, 335.74 and 185.83

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Solution

The fourth proportional to 224.23, 335.74 and 185.83 is: 278.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.23 : 335.74 = 185.83 : x
  2. Step 2: Convert to fraction form
    224.23/335.74 = 185.83/x
  3. Step 3: Cross multiply
    224.23x = 335.74 × 185.83
  4. Step 4: Simplify right side
    224.23x = 62,390.56
  5. Step 5: Solve for x
    x = 62,390.56/224.23
  6. Step 6: Final answer
    x = 278.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.