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Finding the Third Proportional to 188,278 and 367,098

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Solution

The third proportional to 188,278 and 367,098 is: 715,755.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,278 : 367,098 = 367,098 : x
  2. Step 2: Convert to fraction form
    188,278/367,098 = 367,098/x
  3. Step 3: Cross multiply
    188,278x = 367,098 × 367,098
  4. Step 4: Simplify right side
    188,278x = 134,760,941,604
  5. Step 5: Solve for x
    x = 134,760,941,604/188,278
  6. Step 6: Final answer
    x = 715,755.12

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.