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Finding the Fourth Proportional to 204.73, 307.19 and 179.01

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Solution

The fourth proportional to 204.73, 307.19 and 179.01 is: 268.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    204.73 : 307.19 = 179.01 : x
  2. Step 2: Convert to fraction form
    204.73/307.19 = 179.01/x
  3. Step 3: Cross multiply
    204.73x = 307.19 × 179.01
  4. Step 4: Simplify right side
    204.73x = 54,990.53
  5. Step 5: Solve for x
    x = 54,990.53/204.73
  6. Step 6: Final answer
    x = 268.60

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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.