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Finding the Third Proportional to 1,636,717 and 3,534,781

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Solution

The third proportional to 1,636,717 and 3,534,781 is: 7,633,987.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,717 : 3,534,781 = 3,534,781 : x
  2. Step 2: Convert to fraction form
    1,636,717/3,534,781 = 3,534,781/x
  3. Step 3: Cross multiply
    1,636,717x = 3,534,781 × 3,534,781
  4. Step 4: Simplify right side
    1,636,717x = 12,494,676,717,961
  5. Step 5: Solve for x
    x = 12,494,676,717,961/1,636,717
  6. Step 6: Final answer
    x = 7,633,987.25

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.