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Finding the Third Proportional to 170,802 and 374,814

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Solution

The third proportional to 170,802 and 374,814 is: 822,505.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,802 : 374,814 = 374,814 : x
  2. Step 2: Convert to fraction form
    170,802/374,814 = 374,814/x
  3. Step 3: Cross multiply
    170,802x = 374,814 × 374,814
  4. Step 4: Simplify right side
    170,802x = 140,485,534,596
  5. Step 5: Solve for x
    x = 140,485,534,596/170,802
  6. Step 6: Final answer
    x = 822,505.21

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.