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Finding the Third Proportional to 19,244,420 and 41,876,770

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Solution

The third proportional to 19,244,420 and 41,876,770 is: 91,125,836.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,244,420 : 41,876,770 = 41,876,770 : x
  2. Step 2: Convert to fraction form
    19,244,420/41,876,770 = 41,876,770/x
  3. Step 3: Cross multiply
    19,244,420x = 41,876,770 × 41,876,770
  4. Step 4: Simplify right side
    19,244,420x = 1,753,663,865,632,900
  5. Step 5: Solve for x
    x = 1,753,663,865,632,900/19,244,420
  6. Step 6: Final answer
    x = 91,125,836.25

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.