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Finding the Third Proportional to 3,912,072 and 8,475,302

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Solution

The third proportional to 3,912,072 and 8,475,302 is: 18,361,304.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,912,072 : 8,475,302 = 8,475,302 : x
  2. Step 2: Convert to fraction form
    3,912,072/8,475,302 = 8,475,302/x
  3. Step 3: Cross multiply
    3,912,072x = 8,475,302 × 8,475,302
  4. Step 4: Simplify right side
    3,912,072x = 71,830,743,991,204
  5. Step 5: Solve for x
    x = 71,830,743,991,204/3,912,072
  6. Step 6: Final answer
    x = 18,361,304.19

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.