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Finding the Fourth Proportional to 272,517.92, 376,048.64 and 200,936.64

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Solution

The fourth proportional to 272,517.92, 376,048.64 and 200,936.64 is: 277,273.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,517.92 : 376,048.64 = 200,936.64 : x
  2. Step 2: Convert to fraction form
    272,517.92/376,048.64 = 200,936.64/x
  3. Step 3: Cross multiply
    272,517.92x = 376,048.64 × 200,936.64
  4. Step 4: Simplify right side
    272,517.92x = 75,561,950,198.17
  5. Step 5: Solve for x
    x = 75,561,950,198.17/272,517.92
  6. Step 6: Final answer
    x = 277,273.33

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1.5x scale

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.