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Finding the Fourth Proportional to 204.68, 306.09 and 183.17

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Solution

The fourth proportional to 204.68, 306.09 and 183.17 is: 273.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    204.68 : 306.09 = 183.17 : x
  2. Step 2: Convert to fraction form
    204.68/306.09 = 183.17/x
  3. Step 3: Cross multiply
    204.68x = 306.09 × 183.17
  4. Step 4: Simplify right side
    204.68x = 56,064.97
  5. Step 5: Solve for x
    x = 56,064.97/204.68
  6. Step 6: Final answer
    x = 273.92

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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.