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Finding the Fourth Proportional to 362,761.13, 500,618.86 and 201,622.97

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Solution

The fourth proportional to 362,761.13, 500,618.86 and 201,622.97 is: 278,244.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,761.13 : 500,618.86 = 201,622.97 : x
  2. Step 2: Convert to fraction form
    362,761.13/500,618.86 = 201,622.97/x
  3. Step 3: Cross multiply
    362,761.13x = 500,618.86 × 201,622.97
  4. Step 4: Simplify right side
    362,761.13x = 100,936,261,391.21
  5. Step 5: Solve for x
    x = 100,936,261,391.21/362,761.13
  6. Step 6: Final answer
    x = 278,244.42

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