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Finding the Third Proportional to 20,619 and 44,153

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Solution

The third proportional to 20,619 and 44,153 is: 94,548.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,619 : 44,153 = 44,153 : x
  2. Step 2: Convert to fraction form
    20,619/44,153 = 44,153/x
  3. Step 3: Cross multiply
    20,619x = 44,153 × 44,153
  4. Step 4: Simplify right side
    20,619x = 1,949,487,409
  5. Step 5: Solve for x
    x = 1,949,487,409/20,619
  6. Step 6: Final answer
    x = 94,548.11

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.