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Finding the Fourth Proportional to 7,306.77, 10,083.41 and 3,949.65

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Solution

The fourth proportional to 7,306.77, 10,083.41 and 3,949.65 is: 5,450.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,306.77 : 10,083.41 = 3,949.65 : x
  2. Step 2: Convert to fraction form
    7,306.77/10,083.41 = 3,949.65/x
  3. Step 3: Cross multiply
    7,306.77x = 10,083.41 × 3,949.65
  4. Step 4: Simplify right side
    7,306.77x = 39,825,889.89
  5. Step 5: Solve for x
    x = 39,825,889.89/7,306.77
  6. Step 6: Final answer
    x = 5,450.55

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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.