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Finding the Third Proportional to 8,557,391 and 18,794,182

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Solution

The third proportional to 8,557,391 and 18,794,182 is: 41,276,748.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,557,391 : 18,794,182 = 18,794,182 : x
  2. Step 2: Convert to fraction form
    8,557,391/18,794,182 = 18,794,182/x
  3. Step 3: Cross multiply
    8,557,391x = 18,794,182 × 18,794,182
  4. Step 4: Simplify right side
    8,557,391x = 353,221,277,049,124
  5. Step 5: Solve for x
    x = 353,221,277,049,124/8,557,391
  6. Step 6: Final answer
    x = 41,276,748.61

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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.