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Finding the Fourth Proportional to 6,744.12, 9,302.94 and 3,949.08

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Solution

The fourth proportional to 6,744.12, 9,302.94 and 3,949.08 is: 5,447.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,744.12 : 9,302.94 = 3,949.08 : x
  2. Step 2: Convert to fraction form
    6,744.12/9,302.94 = 3,949.08/x
  3. Step 3: Cross multiply
    6,744.12x = 9,302.94 × 3,949.08
  4. Step 4: Simplify right side
    6,744.12x = 36,738,054.30
  5. Step 5: Solve for x
    x = 36,738,054.30/6,744.12
  6. Step 6: Final answer
    x = 5,447.42

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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.