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Finding the Third Proportional to 69,279.38 and 104,226.75

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Solution

The third proportional to 69,279.38 and 104,226.75 is: 156,803.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,279.38 : 104,226.75 = 104,226.75 : x
  2. Step 2: Convert to fraction form
    69,279.38/104,226.75 = 104,226.75/x
  3. Step 3: Cross multiply
    69,279.38x = 104,226.75 × 104,226.75
  4. Step 4: Simplify right side
    69,279.38x = 10,863,215,415.56
  5. Step 5: Solve for x
    x = 10,863,215,415.56/69,279.38
  6. Step 6: Final answer
    x = 156,803.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.