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Finding the Third Proportional to 168,703 and 366,931

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Solution

The third proportional to 168,703 and 366,931 is: 798,079.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,703 : 366,931 = 366,931 : x
  2. Step 2: Convert to fraction form
    168,703/366,931 = 366,931/x
  3. Step 3: Cross multiply
    168,703x = 366,931 × 366,931
  4. Step 4: Simplify right side
    168,703x = 134,638,358,761
  5. Step 5: Solve for x
    x = 134,638,358,761/168,703
  6. Step 6: Final answer
    x = 798,079.22

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.