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Finding the Third Proportional to 108,619 and 236,546

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Solution

The third proportional to 108,619 and 236,546 is: 515,140.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,619 : 236,546 = 236,546 : x
  2. Step 2: Convert to fraction form
    108,619/236,546 = 236,546/x
  3. Step 3: Cross multiply
    108,619x = 236,546 × 236,546
  4. Step 4: Simplify right side
    108,619x = 55,954,010,116
  5. Step 5: Solve for x
    x = 55,954,010,116/108,619
  6. Step 6: Final answer
    x = 515,140.17

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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.