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Finding the Third Proportional to 5,760.75 and 8,450.63

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Solution

The third proportional to 5,760.75 and 8,450.63 is: 12,396.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,760.75 : 8,450.63 = 8,450.63 : x
  2. Step 2: Convert to fraction form
    5,760.75/8,450.63 = 8,450.63/x
  3. Step 3: Cross multiply
    5,760.75x = 8,450.63 × 8,450.63
  4. Step 4: Simplify right side
    5,760.75x = 71,413,062.89
  5. Step 5: Solve for x
    x = 71,413,062.89/5,760.75
  6. Step 6: Final answer
    x = 12,396.49

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.