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Finding the Third Proportional to 4,391.25 and 6,586.97

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Solution

The third proportional to 4,391.25 and 6,586.97 is: 9,880.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,391.25 : 6,586.97 = 6,586.97 : x
  2. Step 2: Convert to fraction form
    4,391.25/6,586.97 = 6,586.97/x
  3. Step 3: Cross multiply
    4,391.25x = 6,586.97 × 6,586.97
  4. Step 4: Simplify right side
    4,391.25x = 43,388,157.31
  5. Step 5: Solve for x
    x = 43,388,157.31/4,391.25
  6. Step 6: Final answer
    x = 9,880.59

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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.