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Finding the Third Proportional to 94,489 and 135,556

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Solution

The third proportional to 94,489 and 135,556 is: 194,471.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,489 : 135,556 = 135,556 : x
  2. Step 2: Convert to fraction form
    94,489/135,556 = 135,556/x
  3. Step 3: Cross multiply
    94,489x = 135,556 × 135,556
  4. Step 4: Simplify right side
    94,489x = 18,375,429,136
  5. Step 5: Solve for x
    x = 18,375,429,136/94,489
  6. Step 6: Final answer
    x = 194,471.62

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.