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Finding the Fourth Proportional to 5,331.99, 7,999.47 and 1,634.34

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Solution

The fourth proportional to 5,331.99, 7,999.47 and 1,634.34 is: 2,451.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,331.99 : 7,999.47 = 1,634.34 : x
  2. Step 2: Convert to fraction form
    5,331.99/7,999.47 = 1,634.34/x
  3. Step 3: Cross multiply
    5,331.99x = 7,999.47 × 1,634.34
  4. Step 4: Simplify right side
    5,331.99x = 13,073,853.80
  5. Step 5: Solve for x
    x = 13,073,853.80/5,331.99
  6. Step 6: Final answer
    x = 2,451.97

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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.