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Finding the Third Proportional to 3,731,521.50 and 7,839,024.75

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Solution

The third proportional to 3,731,521.50 and 7,839,024.75 is: 16,467,896.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,731,521.50 : 7,839,024.75 = 7,839,024.75 : x
  2. Step 2: Convert to fraction form
    3,731,521.50/7,839,024.75 = 7,839,024.75/x
  3. Step 3: Cross multiply
    3,731,521.50x = 7,839,024.75 × 7,839,024.75
  4. Step 4: Simplify right side
    3,731,521.50x = 61,450,309,031,112.56
  5. Step 5: Solve for x
    x = 61,450,309,031,112.56/3,731,521.50
  6. Step 6: Final answer
    x = 16,467,896.28

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.