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Finding the Third Proportional to 207,989,091 and 450,690,246

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Solution

The third proportional to 207,989,091 and 450,690,246 is: 976,597,843.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,989,091 : 450,690,246 = 450,690,246 : x
  2. Step 2: Convert to fraction form
    207,989,091/450,690,246 = 450,690,246/x
  3. Step 3: Cross multiply
    207,989,091x = 450,690,246 × 450,690,246
  4. Step 4: Simplify right side
    207,989,091x = 203,121,697,839,540,512
  5. Step 5: Solve for x
    x = 203,121,697,839,540,512/207,989,091
  6. Step 6: Final answer
    x = 976,597,843.97

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Why These Related Problems?

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