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Finding the Third Proportional to 446,969 and 680,781

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Solution

The third proportional to 446,969 and 680,781 is: 1,036,901.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,969 : 680,781 = 680,781 : x
  2. Step 2: Convert to fraction form
    446,969/680,781 = 680,781/x
  3. Step 3: Cross multiply
    446,969x = 680,781 × 680,781
  4. Step 4: Simplify right side
    446,969x = 463,462,769,961
  5. Step 5: Solve for x
    x = 463,462,769,961/446,969
  6. Step 6: Final answer
    x = 1,036,901.37

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.