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Finding the Third Proportional to 168,715 and 366,955

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Solution

The third proportional to 168,715 and 366,955 is: 798,126.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,715 : 366,955 = 366,955 : x
  2. Step 2: Convert to fraction form
    168,715/366,955 = 366,955/x
  3. Step 3: Cross multiply
    168,715x = 366,955 × 366,955
  4. Step 4: Simplify right side
    168,715x = 134,655,972,025
  5. Step 5: Solve for x
    x = 134,655,972,025/168,715
  6. Step 6: Final answer
    x = 798,126.85

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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.