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Finding the Third Proportional to 69,278.02 and 104,224.57

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Solution

The third proportional to 69,278.02 and 104,224.57 is: 156,799.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,278.02 : 104,224.57 = 104,224.57 : x
  2. Step 2: Convert to fraction form
    69,278.02/104,224.57 = 104,224.57/x
  3. Step 3: Cross multiply
    69,278.02x = 104,224.57 × 104,224.57
  4. Step 4: Simplify right side
    69,278.02x = 10,862,761,972.86
  5. Step 5: Solve for x
    x = 10,862,761,972.86/69,278.02
  6. Step 6: Final answer
    x = 156,799.55

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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.