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Finding the Fourth Proportional to 292.87, 404.23 and 182.43

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Solution

The fourth proportional to 292.87, 404.23 and 182.43 is: 251.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    292.87 : 404.23 = 182.43 : x
  2. Step 2: Convert to fraction form
    292.87/404.23 = 182.43/x
  3. Step 3: Cross multiply
    292.87x = 404.23 × 182.43
  4. Step 4: Simplify right side
    292.87x = 73,743.68
  5. Step 5: Solve for x
    x = 73,743.68/292.87
  6. Step 6: Final answer
    x = 251.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.