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Finding the Third Proportional to 6,867 and 9,862.50

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Solution

The third proportional to 6,867 and 9,862.50 is: 14,164.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,867 : 9,862.50 = 9,862.50 : x
  2. Step 2: Convert to fraction form
    6,867/9,862.50 = 9,862.50/x
  3. Step 3: Cross multiply
    6,867x = 9,862.50 × 9,862.50
  4. Step 4: Simplify right side
    6,867x = 97,268,906.25
  5. Step 5: Solve for x
    x = 97,268,906.25/6,867
  6. Step 6: Final answer
    x = 14,164.69

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.