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Finding the Third Proportional to 5,629.50 and 8,660.67

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Solution

The third proportional to 5,629.50 and 8,660.67 is: 13,323.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,629.50 : 8,660.67 = 8,660.67 : x
  2. Step 2: Convert to fraction form
    5,629.50/8,660.67 = 8,660.67/x
  3. Step 3: Cross multiply
    5,629.50x = 8,660.67 × 8,660.67
  4. Step 4: Simplify right side
    5,629.50x = 75,007,237.33
  5. Step 5: Solve for x
    x = 75,007,237.33/5,629.50
  6. Step 6: Final answer
    x = 13,323.96

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.