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Finding the Third Proportional to 19,511,894 and 43,386,340

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Solution

The third proportional to 19,511,894 and 43,386,340 is: 96,473,181.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,511,894 : 43,386,340 = 43,386,340 : x
  2. Step 2: Convert to fraction form
    19,511,894/43,386,340 = 43,386,340/x
  3. Step 3: Cross multiply
    19,511,894x = 43,386,340 × 43,386,340
  4. Step 4: Simplify right side
    19,511,894x = 1,882,374,498,595,600
  5. Step 5: Solve for x
    x = 1,882,374,498,595,600/19,511,894
  6. Step 6: Final answer
    x = 96,473,181.88

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.