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Finding the Fourth Proportional to 262.73, 362.69 and 200.82

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Solution

The fourth proportional to 262.73, 362.69 and 200.82 is: 277.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    262.73 : 362.69 = 200.82 : x
  2. Step 2: Convert to fraction form
    262.73/362.69 = 200.82/x
  3. Step 3: Cross multiply
    262.73x = 362.69 × 200.82
  4. Step 4: Simplify right side
    262.73x = 72,835.41
  5. Step 5: Solve for x
    x = 72,835.41/262.73
  6. Step 6: Final answer
    x = 277.23

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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.