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Finding the Third Proportional to 512,102 and 775,227

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Solution

The third proportional to 512,102 and 775,227 is: 1,173,549.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,102 : 775,227 = 775,227 : x
  2. Step 2: Convert to fraction form
    512,102/775,227 = 775,227/x
  3. Step 3: Cross multiply
    512,102x = 775,227 × 775,227
  4. Step 4: Simplify right side
    512,102x = 600,976,901,529
  5. Step 5: Solve for x
    x = 600,976,901,529/512,102
  6. Step 6: Final answer
    x = 1,173,549.22

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.