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Finding the Fourth Proportional to 7,309.82, 10,963.69 and 2,379.53

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Solution

The fourth proportional to 7,309.82, 10,963.69 and 2,379.53 is: 3,568.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,309.82 : 10,963.69 = 2,379.53 : x
  2. Step 2: Convert to fraction form
    7,309.82/10,963.69 = 2,379.53/x
  3. Step 3: Cross multiply
    7,309.82x = 10,963.69 × 2,379.53
  4. Step 4: Simplify right side
    7,309.82x = 26,088,368.50
  5. Step 5: Solve for x
    x = 26,088,368.50/7,309.82
  6. Step 6: Final answer
    x = 3,568.95

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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.