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Finding the Third Proportional to 269,109 and 555,741

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Solution

The third proportional to 269,109 and 555,741 is: 1,147,669.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,109 : 555,741 = 555,741 : x
  2. Step 2: Convert to fraction form
    269,109/555,741 = 555,741/x
  3. Step 3: Cross multiply
    269,109x = 555,741 × 555,741
  4. Step 4: Simplify right side
    269,109x = 308,848,059,081
  5. Step 5: Solve for x
    x = 308,848,059,081/269,109
  6. Step 6: Final answer
    x = 1,147,669.01

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.