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Finding the Third Proportional to 11,993,329.50 and 18,974,505

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Solution

The third proportional to 11,993,329.50 and 18,974,505 is: 30,019,340.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,993,329.50 : 18,974,505 = 18,974,505 : x
  2. Step 2: Convert to fraction form
    11,993,329.50/18,974,505 = 18,974,505/x
  3. Step 3: Cross multiply
    11,993,329.50x = 18,974,505 × 18,974,505
  4. Step 4: Simplify right side
    11,993,329.50x = 360,031,839,995,025
  5. Step 5: Solve for x
    x = 360,031,839,995,025/11,993,329.50
  6. Step 6: Final answer
    x = 30,019,340.33

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.