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Finding the Fourth Proportional to 271.47, 406.92 and 184.82

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Solution

The fourth proportional to 271.47, 406.92 and 184.82 is: 277.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    271.47 : 406.92 = 184.82 : x
  2. Step 2: Convert to fraction form
    271.47/406.92 = 184.82/x
  3. Step 3: Cross multiply
    271.47x = 406.92 × 184.82
  4. Step 4: Simplify right side
    271.47x = 75,204.92
  5. Step 5: Solve for x
    x = 75,204.92/271.47
  6. Step 6: Final answer
    x = 277.03

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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.