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Finding the Third Proportional to 8,878,187 and 19,078,068

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Solution

The third proportional to 8,878,187 and 19,078,068 is: 40,996,284.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,878,187 : 19,078,068 = 19,078,068 : x
  2. Step 2: Convert to fraction form
    8,878,187/19,078,068 = 19,078,068/x
  3. Step 3: Cross multiply
    8,878,187x = 19,078,068 × 19,078,068
  4. Step 4: Simplify right side
    8,878,187x = 363,972,678,612,624
  5. Step 5: Solve for x
    x = 363,972,678,612,624/8,878,187
  6. Step 6: Final answer
    x = 40,996,284.33

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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.