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Finding the Third Proportional to 8,745,194 and 19,212,124

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Solution

The third proportional to 8,745,194 and 19,212,124 is: 42,206,691.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,745,194 : 19,212,124 = 19,212,124 : x
  2. Step 2: Convert to fraction form
    8,745,194/19,212,124 = 19,212,124/x
  3. Step 3: Cross multiply
    8,745,194x = 19,212,124 × 19,212,124
  4. Step 4: Simplify right side
    8,745,194x = 369,105,708,591,376
  5. Step 5: Solve for x
    x = 369,105,708,591,376/8,745,194
  6. Step 6: Final answer
    x = 42,206,691.88

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.