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Finding the Third Proportional to 379,081.88 and 833,979.75

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Solution

The third proportional to 379,081.88 and 833,979.75 is: 1,834,754.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,081.88 : 833,979.75 = 833,979.75 : x
  2. Step 2: Convert to fraction form
    379,081.88/833,979.75 = 833,979.75/x
  3. Step 3: Cross multiply
    379,081.88x = 833,979.75 × 833,979.75
  4. Step 4: Simplify right side
    379,081.88x = 695,522,223,410.06
  5. Step 5: Solve for x
    x = 695,522,223,410.06/379,081.88
  6. Step 6: Final answer
    x = 1,834,754.63

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.