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Finding the Third Proportional to 4,255.88 and 5,865.75

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Solution

The third proportional to 4,255.88 and 5,865.75 is: 8,084.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.88 : 5,865.75 = 5,865.75 : x
  2. Step 2: Convert to fraction form
    4,255.88/5,865.75 = 5,865.75/x
  3. Step 3: Cross multiply
    4,255.88x = 5,865.75 × 5,865.75
  4. Step 4: Simplify right side
    4,255.88x = 34,407,023.06
  5. Step 5: Solve for x
    x = 34,407,023.06/4,255.88
  6. Step 6: Final answer
    x = 8,084.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.