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Finding the Fourth Proportional to 223.14, 335.02 and 185.17

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Solution

The fourth proportional to 223.14, 335.02 and 185.17 is: 278.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    223.14 : 335.02 = 185.17 : x
  2. Step 2: Convert to fraction form
    223.14/335.02 = 185.17/x
  3. Step 3: Cross multiply
    223.14x = 335.02 × 185.17
  4. Step 4: Simplify right side
    223.14x = 62,035.65
  5. Step 5: Solve for x
    x = 62,035.65/223.14
  6. Step 6: Final answer
    x = 278.01

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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.