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Finding the Third Proportional to 36,964 and 81,308

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Solution

The third proportional to 36,964 and 81,308 is: 178,849.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,964 : 81,308 = 81,308 : x
  2. Step 2: Convert to fraction form
    36,964/81,308 = 81,308/x
  3. Step 3: Cross multiply
    36,964x = 81,308 × 81,308
  4. Step 4: Simplify right side
    36,964x = 6,610,990,864
  5. Step 5: Solve for x
    x = 6,610,990,864/36,964
  6. Step 6: Final answer
    x = 178,849.44

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.