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Finding the Fourth Proportional to 2,200.27, 3,300.75 and 739.08

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Solution

The fourth proportional to 2,200.27, 3,300.75 and 739.08 is: 1,108.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,200.27 : 3,300.75 = 739.08 : x
  2. Step 2: Convert to fraction form
    2,200.27/3,300.75 = 739.08/x
  3. Step 3: Cross multiply
    2,200.27x = 3,300.75 × 739.08
  4. Step 4: Simplify right side
    2,200.27x = 2,439,530.69
  5. Step 5: Solve for x
    x = 2,439,530.69/2,200.27
  6. Step 6: Final answer
    x = 1,108.74

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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.