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Finding the Third Proportional to 6,081.75 and 6,999.75

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Solution

The third proportional to 6,081.75 and 6,999.75 is: 8,056.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,081.75 : 6,999.75 = 6,999.75 : x
  2. Step 2: Convert to fraction form
    6,081.75/6,999.75 = 6,999.75/x
  3. Step 3: Cross multiply
    6,081.75x = 6,999.75 × 6,999.75
  4. Step 4: Simplify right side
    6,081.75x = 48,996,500.06
  5. Step 5: Solve for x
    x = 48,996,500.06/6,081.75
  6. Step 6: Final answer
    x = 8,056.32

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Why These Related Problems?

These problems maintain the same ratio (1.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.