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Finding the Fourth Proportional to 362,010.11, 499,573.89 and 200,866.28

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Solution

The fourth proportional to 362,010.11, 499,573.89 and 200,866.28 is: 277,195.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,010.11 : 499,573.89 = 200,866.28 : x
  2. Step 2: Convert to fraction form
    362,010.11/499,573.89 = 200,866.28/x
  3. Step 3: Cross multiply
    362,010.11x = 499,573.89 × 200,866.28
  4. Step 4: Simplify right side
    362,010.11x = 100,347,546,371.56
  5. Step 5: Solve for x
    x = 100,347,546,371.56/362,010.11
  6. Step 6: Final answer
    x = 277,195.43

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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.