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Finding the Third Proportional to 8,859,170 and 12,668,595

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Solution

The third proportional to 8,859,170 and 12,668,595 is: 18,116,064.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,859,170 : 12,668,595 = 12,668,595 : x
  2. Step 2: Convert to fraction form
    8,859,170/12,668,595 = 12,668,595/x
  3. Step 3: Cross multiply
    8,859,170x = 12,668,595 × 12,668,595
  4. Step 4: Simplify right side
    8,859,170x = 160,493,299,274,025
  5. Step 5: Solve for x
    x = 160,493,299,274,025/8,859,170
  6. Step 6: Final answer
    x = 18,116,064.97

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.