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Finding the Fourth Proportional to 3,674.56, 5,070.89 and 1,995.97

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Solution

The fourth proportional to 3,674.56, 5,070.89 and 1,995.97 is: 2,754.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,674.56 : 5,070.89 = 1,995.97 : x
  2. Step 2: Convert to fraction form
    3,674.56/5,070.89 = 1,995.97/x
  3. Step 3: Cross multiply
    3,674.56x = 5,070.89 × 1,995.97
  4. Step 4: Simplify right side
    3,674.56x = 10,121,308.98
  5. Step 5: Solve for x
    x = 10,121,308.98/3,674.56
  6. Step 6: Final answer
    x = 2,754.43

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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.