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Finding the Fourth Proportional to 362,905.92, 500,821.02 and 199,553.94

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Solution

The fourth proportional to 362,905.92, 500,821.02 and 199,553.94 is: 275,390.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,905.92 : 500,821.02 = 199,553.94 : x
  2. Step 2: Convert to fraction form
    362,905.92/500,821.02 = 199,553.94/x
  3. Step 3: Cross multiply
    362,905.92x = 500,821.02 × 199,553.94
  4. Step 4: Simplify right side
    362,905.92x = 99,940,807,775.82
  5. Step 5: Solve for x
    x = 99,940,807,775.82/362,905.92
  6. Step 6: Final answer
    x = 275,390.40

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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.