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Finding the Third Proportional to 36,288 and 55,512

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Solution

The third proportional to 36,288 and 55,512 is: 84,920.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,288 : 55,512 = 55,512 : x
  2. Step 2: Convert to fraction form
    36,288/55,512 = 55,512/x
  3. Step 3: Cross multiply
    36,288x = 55,512 × 55,512
  4. Step 4: Simplify right side
    36,288x = 3,081,582,144
  5. Step 5: Solve for x
    x = 3,081,582,144/36,288
  6. Step 6: Final answer
    x = 84,920.14

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.