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Finding the Third Proportional to 109,872 and 236,304

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Solution

The third proportional to 109,872 and 236,304 is: 508,223.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,872 : 236,304 = 236,304 : x
  2. Step 2: Convert to fraction form
    109,872/236,304 = 236,304/x
  3. Step 3: Cross multiply
    109,872x = 236,304 × 236,304
  4. Step 4: Simplify right side
    109,872x = 55,839,580,416
  5. Step 5: Solve for x
    x = 55,839,580,416/109,872
  6. Step 6: Final answer
    x = 508,223.94

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.