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Finding the Third Proportional to 43,137,981 and 60,676,857

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Solution

The third proportional to 43,137,981 and 60,676,857 is: 85,346,622.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,137,981 : 60,676,857 = 60,676,857 : x
  2. Step 2: Convert to fraction form
    43,137,981/60,676,857 = 60,676,857/x
  3. Step 3: Cross multiply
    43,137,981x = 60,676,857 × 60,676,857
  4. Step 4: Simplify right side
    43,137,981x = 3,681,680,975,398,449
  5. Step 5: Solve for x
    x = 3,681,680,975,398,449/43,137,981
  6. Step 6: Final answer
    x = 85,346,622.40

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.