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Finding the Fourth Proportional to 273,742.31, 410,614.41 and 84,201.39

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Solution

The fourth proportional to 273,742.31, 410,614.41 and 84,201.39 is: 126,302.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,742.31 : 410,614.41 = 84,201.39 : x
  2. Step 2: Convert to fraction form
    273,742.31/410,614.41 = 84,201.39/x
  3. Step 3: Cross multiply
    273,742.31x = 410,614.41 × 84,201.39
  4. Step 4: Simplify right side
    273,742.31x = 34,574,304,076.03
  5. Step 5: Solve for x
    x = 34,574,304,076.03/273,742.31
  6. Step 6: Final answer
    x = 126,302.38

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.