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Finding the Third Proportional to 168,882 and 370,980

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Solution

The third proportional to 168,882 and 370,980 is: 814,924.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,882 : 370,980 = 370,980 : x
  2. Step 2: Convert to fraction form
    168,882/370,980 = 370,980/x
  3. Step 3: Cross multiply
    168,882x = 370,980 × 370,980
  4. Step 4: Simplify right side
    168,882x = 137,626,160,400
  5. Step 5: Solve for x
    x = 137,626,160,400/168,882
  6. Step 6: Final answer
    x = 814,924.98

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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.