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Finding the Third Proportional to 8,212,786.88 and 19,012,071.38

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Solution

The third proportional to 8,212,786.88 and 19,012,071.38 is: 44,011,717.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,212,786.88 : 19,012,071.38 = 19,012,071.38 : x
  2. Step 2: Convert to fraction form
    8,212,786.88/19,012,071.38 = 19,012,071.38/x
  3. Step 3: Cross multiply
    8,212,786.88x = 19,012,071.38 × 19,012,071.38
  4. Step 4: Simplify right side
    8,212,786.88x = 361,458,857,968,094.38
  5. Step 5: Solve for x
    x = 361,458,857,968,094.38/8,212,786.88
  6. Step 6: Final answer
    x = 44,011,717.76

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These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.