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Finding the Fourth Proportional to 282.93, 424.14 and 180.27

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Solution

The fourth proportional to 282.93, 424.14 and 180.27 is: 270.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    282.93 : 424.14 = 180.27 : x
  2. Step 2: Convert to fraction form
    282.93/424.14 = 180.27/x
  3. Step 3: Cross multiply
    282.93x = 424.14 × 180.27
  4. Step 4: Simplify right side
    282.93x = 76,459.72
  5. Step 5: Solve for x
    x = 76,459.72/282.93
  6. Step 6: Final answer
    x = 270.24

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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.