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Finding the Fourth Proportional to 3,204.72, 4,806.54 and 895.68

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Solution

The fourth proportional to 3,204.72, 4,806.54 and 895.68 is: 1,343.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.72 : 4,806.54 = 895.68 : x
  2. Step 2: Convert to fraction form
    3,204.72/4,806.54 = 895.68/x
  3. Step 3: Cross multiply
    3,204.72x = 4,806.54 × 895.68
  4. Step 4: Simplify right side
    3,204.72x = 4,305,121.75
  5. Step 5: Solve for x
    x = 4,305,121.75/3,204.72
  6. Step 6: Final answer
    x = 1,343.37

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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.