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Finding the Third Proportional to 8,878,197 and 19,078,071

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Solution

The third proportional to 8,878,197 and 19,078,071 is: 40,996,251.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,878,197 : 19,078,071 = 19,078,071 : x
  2. Step 2: Convert to fraction form
    8,878,197/19,078,071 = 19,078,071/x
  3. Step 3: Cross multiply
    8,878,197x = 19,078,071 × 19,078,071
  4. Step 4: Simplify right side
    8,878,197x = 363,972,793,081,041
  5. Step 5: Solve for x
    x = 363,972,793,081,041/8,878,197
  6. Step 6: Final answer
    x = 40,996,251.05

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Why These Related Problems?

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