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Finding the Fourth Proportional to 4,608.75, 6,912.03 and 2,266.41

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Solution

The fourth proportional to 4,608.75, 6,912.03 and 2,266.41 is: 3,399.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,608.75 : 6,912.03 = 2,266.41 : x
  2. Step 2: Convert to fraction form
    4,608.75/6,912.03 = 2,266.41/x
  3. Step 3: Cross multiply
    4,608.75x = 6,912.03 × 2,266.41
  4. Step 4: Simplify right side
    4,608.75x = 15,665,493.91
  5. Step 5: Solve for x
    x = 15,665,493.91/4,608.75
  6. Step 6: Final answer
    x = 3,399.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.