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Finding the Third Proportional to 3,930,223 and 8,593,603

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Solution

The third proportional to 3,930,223 and 8,593,603 is: 18,790,285.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,930,223 : 8,593,603 = 8,593,603 : x
  2. Step 2: Convert to fraction form
    3,930,223/8,593,603 = 8,593,603/x
  3. Step 3: Cross multiply
    3,930,223x = 8,593,603 × 8,593,603
  4. Step 4: Simplify right side
    3,930,223x = 73,850,012,521,609
  5. Step 5: Solve for x
    x = 73,850,012,521,609/3,930,223
  6. Step 6: Final answer
    x = 18,790,285.57

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.