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Finding the Third Proportional to 201,771,812 and 434,489,350

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Solution

The third proportional to 201,771,812 and 434,489,350 is: 935,616,295.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,771,812 : 434,489,350 = 434,489,350 : x
  2. Step 2: Convert to fraction form
    201,771,812/434,489,350 = 434,489,350/x
  3. Step 3: Cross multiply
    201,771,812x = 434,489,350 × 434,489,350
  4. Step 4: Simplify right side
    201,771,812x = 188,780,995,263,422,496
  5. Step 5: Solve for x
    x = 188,780,995,263,422,496/201,771,812
  6. Step 6: Final answer
    x = 935,616,295.42

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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.