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Finding the Third Proportional to 929,121.75 and 2,057,227.88

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Solution

The third proportional to 929,121.75 and 2,057,227.88 is: 4,555,039.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,121.75 : 2,057,227.88 = 2,057,227.88 : x
  2. Step 2: Convert to fraction form
    929,121.75/2,057,227.88 = 2,057,227.88/x
  3. Step 3: Cross multiply
    929,121.75x = 2,057,227.88 × 2,057,227.88
  4. Step 4: Simplify right side
    929,121.75x = 4,232,186,529,677.02
  5. Step 5: Solve for x
    x = 4,232,186,529,677.02/929,121.75
  6. Step 6: Final answer
    x = 4,555,039.78

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.