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Finding the Third Proportional to 12,882,928.50 and 28,080,675

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Solution

The third proportional to 12,882,928.50 and 28,080,675 is: 61,206,914.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,882,928.50 : 28,080,675 = 28,080,675 : x
  2. Step 2: Convert to fraction form
    12,882,928.50/28,080,675 = 28,080,675/x
  3. Step 3: Cross multiply
    12,882,928.50x = 28,080,675 × 28,080,675
  4. Step 4: Simplify right side
    12,882,928.50x = 788,524,308,455,625
  5. Step 5: Solve for x
    x = 788,524,308,455,625/12,882,928.50
  6. Step 6: Final answer
    x = 61,206,914.91

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.