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Finding the Third Proportional to 3,570,192 and 7,720,512

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Solution

The third proportional to 3,570,192 and 7,720,512 is: 16,695,546.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,570,192 : 7,720,512 = 7,720,512 : x
  2. Step 2: Convert to fraction form
    3,570,192/7,720,512 = 7,720,512/x
  3. Step 3: Cross multiply
    3,570,192x = 7,720,512 × 7,720,512
  4. Step 4: Simplify right side
    3,570,192x = 59,606,305,542,144
  5. Step 5: Solve for x
    x = 59,606,305,542,144/3,570,192
  6. Step 6: Final answer
    x = 16,695,546.22

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.