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Finding the Third Proportional to 376,528.50 and 827,448

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Solution

The third proportional to 376,528.50 and 827,448 is: 1,818,375.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,528.50 : 827,448 = 827,448 : x
  2. Step 2: Convert to fraction form
    376,528.50/827,448 = 827,448/x
  3. Step 3: Cross multiply
    376,528.50x = 827,448 × 827,448
  4. Step 4: Simplify right side
    376,528.50x = 684,670,192,704
  5. Step 5: Solve for x
    x = 684,670,192,704/376,528.50
  6. Step 6: Final answer
    x = 1,818,375.48

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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.