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Finding the Fourth Proportional to 8,495.99, 12,734.42 and 4,324.29

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Solution

The fourth proportional to 8,495.99, 12,734.42 and 4,324.29 is: 6,481.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,495.99 : 12,734.42 = 4,324.29 : x
  2. Step 2: Convert to fraction form
    8,495.99/12,734.42 = 4,324.29/x
  3. Step 3: Cross multiply
    8,495.99x = 12,734.42 × 4,324.29
  4. Step 4: Simplify right side
    8,495.99x = 55,067,255.69
  5. Step 5: Solve for x
    x = 55,067,255.69/8,495.99
  6. Step 6: Final answer
    x = 6,481.56

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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.