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Finding the Third Proportional to 174,708 and 379,080

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Solution

The third proportional to 174,708 and 379,080 is: 822,524.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,708 : 379,080 = 379,080 : x
  2. Step 2: Convert to fraction form
    174,708/379,080 = 379,080/x
  3. Step 3: Cross multiply
    174,708x = 379,080 × 379,080
  4. Step 4: Simplify right side
    174,708x = 143,701,646,400
  5. Step 5: Solve for x
    x = 143,701,646,400/174,708
  6. Step 6: Final answer
    x = 822,524.71

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.