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Finding the Third Proportional to 3,842,725.50 and 8,279,262

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Solution

The third proportional to 3,842,725.50 and 8,279,262 is: 17,837,906.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,842,725.50 : 8,279,262 = 8,279,262 : x
  2. Step 2: Convert to fraction form
    3,842,725.50/8,279,262 = 8,279,262/x
  3. Step 3: Cross multiply
    3,842,725.50x = 8,279,262 × 8,279,262
  4. Step 4: Simplify right side
    3,842,725.50x = 68,546,179,264,644
  5. Step 5: Solve for x
    x = 68,546,179,264,644/3,842,725.50
  6. Step 6: Final answer
    x = 17,837,906.78

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.