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Finding the Third Proportional to 170,821 and 366,914

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Solution

The third proportional to 170,821 and 366,914 is: 788,110.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,821 : 366,914 = 366,914 : x
  2. Step 2: Convert to fraction form
    170,821/366,914 = 366,914/x
  3. Step 3: Cross multiply
    170,821x = 366,914 × 366,914
  4. Step 4: Simplify right side
    170,821x = 134,625,883,396
  5. Step 5: Solve for x
    x = 134,625,883,396/170,821
  6. Step 6: Final answer
    x = 788,110.85

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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.