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Finding the Third Proportional to 7,900.88 and 9,267.75

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Solution

The third proportional to 7,900.88 and 9,267.75 is: 10,871.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,900.88 : 9,267.75 = 9,267.75 : x
  2. Step 2: Convert to fraction form
    7,900.88/9,267.75 = 9,267.75/x
  3. Step 3: Cross multiply
    7,900.88x = 9,267.75 × 9,267.75
  4. Step 4: Simplify right side
    7,900.88x = 85,891,190.06
  5. Step 5: Solve for x
    x = 85,891,190.06/7,900.88
  6. Step 6: Final answer
    x = 10,871.10

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Why These Related Problems?

These problems maintain the same ratio (1.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.