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Finding the Fourth Proportional to 282.73, 424.22 and 179.99

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Solution

The fourth proportional to 282.73, 424.22 and 179.99 is: 270.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    282.73 : 424.22 = 179.99 : x
  2. Step 2: Convert to fraction form
    282.73/424.22 = 179.99/x
  3. Step 3: Cross multiply
    282.73x = 424.22 × 179.99
  4. Step 4: Simplify right side
    282.73x = 76,355.28
  5. Step 5: Solve for x
    x = 76,355.28/282.73
  6. Step 6: Final answer
    x = 270.06

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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.