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Finding the Third Proportional to 6,997.50 and 9,795.75

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Solution

The third proportional to 6,997.50 and 9,795.75 is: 13,713.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,997.50 : 9,795.75 = 9,795.75 : x
  2. Step 2: Convert to fraction form
    6,997.50/9,795.75 = 9,795.75/x
  3. Step 3: Cross multiply
    6,997.50x = 9,795.75 × 9,795.75
  4. Step 4: Simplify right side
    6,997.50x = 95,956,718.06
  5. Step 5: Solve for x
    x = 95,956,718.06/6,997.50
  6. Step 6: Final answer
    x = 13,713.00

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.