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Finding the Third Proportional to 19,891,212 and 43,480,194

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Solution

The third proportional to 19,891,212 and 43,480,194 is: 95,043,342.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,891,212 : 43,480,194 = 43,480,194 : x
  2. Step 2: Convert to fraction form
    19,891,212/43,480,194 = 43,480,194/x
  3. Step 3: Cross multiply
    19,891,212x = 43,480,194 × 43,480,194
  4. Step 4: Simplify right side
    19,891,212x = 1,890,527,270,277,636
  5. Step 5: Solve for x
    x = 1,890,527,270,277,636/19,891,212
  6. Step 6: Final answer
    x = 95,043,342.27

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.