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Finding the Third Proportional to 35,736 and 68,232

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Solution

The third proportional to 35,736 and 68,232 is: 130,277.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,736 : 68,232 = 68,232 : x
  2. Step 2: Convert to fraction form
    35,736/68,232 = 68,232/x
  3. Step 3: Cross multiply
    35,736x = 68,232 × 68,232
  4. Step 4: Simplify right side
    35,736x = 4,655,605,824
  5. Step 5: Solve for x
    x = 4,655,605,824/35,736
  6. Step 6: Final answer
    x = 130,277.75

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Why These Related Problems?

These problems maintain the same ratio (1.91) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.