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Finding the Third Proportional to 1,621,317 and 3,519,546

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Solution

The third proportional to 1,621,317 and 3,519,546 is: 7,640,211.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,317 : 3,519,546 = 3,519,546 : x
  2. Step 2: Convert to fraction form
    1,621,317/3,519,546 = 3,519,546/x
  3. Step 3: Cross multiply
    1,621,317x = 3,519,546 × 3,519,546
  4. Step 4: Simplify right side
    1,621,317x = 12,387,204,046,116
  5. Step 5: Solve for x
    x = 12,387,204,046,116/1,621,317
  6. Step 6: Final answer
    x = 7,640,211.04

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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.