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Finding the Third Proportional to 240,760 and 512,626

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Solution

The third proportional to 240,760 and 512,626 is: 1,091,482.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,760 : 512,626 = 512,626 : x
  2. Step 2: Convert to fraction form
    240,760/512,626 = 512,626/x
  3. Step 3: Cross multiply
    240,760x = 512,626 × 512,626
  4. Step 4: Simplify right side
    240,760x = 262,785,415,876
  5. Step 5: Solve for x
    x = 262,785,415,876/240,760
  6. Step 6: Final answer
    x = 1,091,482.87

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.