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Finding the Third Proportional to 1,922,421.75 and 4,093,311

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Solution

The third proportional to 1,922,421.75 and 4,093,311 is: 8,715,670.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,922,421.75 : 4,093,311 = 4,093,311 : x
  2. Step 2: Convert to fraction form
    1,922,421.75/4,093,311 = 4,093,311/x
  3. Step 3: Cross multiply
    1,922,421.75x = 4,093,311 × 4,093,311
  4. Step 4: Simplify right side
    1,922,421.75x = 16,755,194,942,721
  5. Step 5: Solve for x
    x = 16,755,194,942,721/1,922,421.75
  6. Step 6: Final answer
    x = 8,715,670.71

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.