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Finding the Third Proportional to 376,531.50 and 827,695.50

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Solution

The third proportional to 376,531.50 and 827,695.50 is: 1,819,448.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,531.50 : 827,695.50 = 827,695.50 : x
  2. Step 2: Convert to fraction form
    376,531.50/827,695.50 = 827,695.50/x
  3. Step 3: Cross multiply
    376,531.50x = 827,695.50 × 827,695.50
  4. Step 4: Simplify right side
    376,531.50x = 685,079,840,720.25
  5. Step 5: Solve for x
    x = 685,079,840,720.25/376,531.50
  6. Step 6: Final answer
    x = 1,819,448.95

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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.