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Finding the Third Proportional to 768,586 and 1,227,828

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Solution

The third proportional to 768,586 and 1,227,828 is: 1,961,474.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,586 : 1,227,828 = 1,227,828 : x
  2. Step 2: Convert to fraction form
    768,586/1,227,828 = 1,227,828/x
  3. Step 3: Cross multiply
    768,586x = 1,227,828 × 1,227,828
  4. Step 4: Simplify right side
    768,586x = 1,507,561,597,584
  5. Step 5: Solve for x
    x = 1,507,561,597,584/768,586
  6. Step 6: Final answer
    x = 1,961,474.18

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.