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Finding the Third Proportional to 239,175 and 512,694

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Solution

The third proportional to 239,175 and 512,694 is: 1,099,007.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,175 : 512,694 = 512,694 : x
  2. Step 2: Convert to fraction form
    239,175/512,694 = 512,694/x
  3. Step 3: Cross multiply
    239,175x = 512,694 × 512,694
  4. Step 4: Simplify right side
    239,175x = 262,855,137,636
  5. Step 5: Solve for x
    x = 262,855,137,636/239,175
  6. Step 6: Final answer
    x = 1,099,007.58

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.