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Finding the Third Proportional to 40,608 and 82,332

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Solution

The third proportional to 40,608 and 82,332 is: 166,926.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,608 : 82,332 = 82,332 : x
  2. Step 2: Convert to fraction form
    40,608/82,332 = 82,332/x
  3. Step 3: Cross multiply
    40,608x = 82,332 × 82,332
  4. Step 4: Simplify right side
    40,608x = 6,778,558,224
  5. Step 5: Solve for x
    x = 6,778,558,224/40,608
  6. Step 6: Final answer
    x = 166,926.67

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.