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Finding the Third Proportional to 8,701,981.88 and 18,441,262.41

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Solution

The third proportional to 8,701,981.88 and 18,441,262.41 is: 39,080,770.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,701,981.88 : 18,441,262.41 = 18,441,262.41 : x
  2. Step 2: Convert to fraction form
    8,701,981.88/18,441,262.41 = 18,441,262.41/x
  3. Step 3: Cross multiply
    8,701,981.88x = 18,441,262.41 × 18,441,262.41
  4. Step 4: Simplify right side
    8,701,981.88x = 340,080,159,136,169.56
  5. Step 5: Solve for x
    x = 340,080,159,136,169.56/8,701,981.88
  6. Step 6: Final answer
    x = 39,080,770.80

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.