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Finding the Third Proportional to 2,019,636 and 4,354,200

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Solution

The third proportional to 2,019,636 and 4,354,200 is: 9,387,363.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,636 : 4,354,200 = 4,354,200 : x
  2. Step 2: Convert to fraction form
    2,019,636/4,354,200 = 4,354,200/x
  3. Step 3: Cross multiply
    2,019,636x = 4,354,200 × 4,354,200
  4. Step 4: Simplify right side
    2,019,636x = 18,959,057,640,000
  5. Step 5: Solve for x
    x = 18,959,057,640,000/2,019,636
  6. Step 6: Final answer
    x = 9,387,363.68

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