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Finding the Fourth Proportional to 7,716.92, 11,573.09 and 3,274.52

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Solution

The fourth proportional to 7,716.92, 11,573.09 and 3,274.52 is: 4,910.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,716.92 : 11,573.09 = 3,274.52 : x
  2. Step 2: Convert to fraction form
    7,716.92/11,573.09 = 3,274.52/x
  3. Step 3: Cross multiply
    7,716.92x = 11,573.09 × 3,274.52
  4. Step 4: Simplify right side
    7,716.92x = 37,896,298.29
  5. Step 5: Solve for x
    x = 37,896,298.29/7,716.92
  6. Step 6: Final answer
    x = 4,910.81

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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.