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Finding the Third Proportional to 8,685,159 and 11,578,894

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Solution

The third proportional to 8,685,159 and 11,578,894 is: 15,436,768.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,685,159 : 11,578,894 = 11,578,894 : x
  2. Step 2: Convert to fraction form
    8,685,159/11,578,894 = 11,578,894/x
  3. Step 3: Cross multiply
    8,685,159x = 11,578,894 × 11,578,894
  4. Step 4: Simplify right side
    8,685,159x = 134,070,786,263,236
  5. Step 5: Solve for x
    x = 134,070,786,263,236/8,685,159
  6. Step 6: Final answer
    x = 15,436,768.20

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.