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Finding the Fourth Proportional to 2,065.92, 3,099.38 and 969.00

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Solution

The fourth proportional to 2,065.92, 3,099.38 and 969.00 is: 1,453.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,065.92 : 3,099.38 = 969.00 : x
  2. Step 2: Convert to fraction form
    2,065.92/3,099.38 = 969.00/x
  3. Step 3: Cross multiply
    2,065.92x = 3,099.38 × 969.00
  4. Step 4: Simplify right side
    2,065.92x = 3,003,309.39
  5. Step 5: Solve for x
    x = 3,003,309.39/2,065.92
  6. Step 6: Final answer
    x = 1,453.74

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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.