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Finding the Third Proportional to 1,810,561.50 and 3,945,771

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Solution

The third proportional to 1,810,561.50 and 3,945,771 is: 8,599,049.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810,561.50 : 3,945,771 = 3,945,771 : x
  2. Step 2: Convert to fraction form
    1,810,561.50/3,945,771 = 3,945,771/x
  3. Step 3: Cross multiply
    1,810,561.50x = 3,945,771 × 3,945,771
  4. Step 4: Simplify right side
    1,810,561.50x = 15,569,108,784,441
  5. Step 5: Solve for x
    x = 15,569,108,784,441/1,810,561.50
  6. Step 6: Final answer
    x = 8,599,049.95

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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.