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Finding the Third Proportional to 104,440 and 156,268

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Solution

The third proportional to 104,440 and 156,268 is: 233,815.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,440 : 156,268 = 156,268 : x
  2. Step 2: Convert to fraction form
    104,440/156,268 = 156,268/x
  3. Step 3: Cross multiply
    104,440x = 156,268 × 156,268
  4. Step 4: Simplify right side
    104,440x = 24,419,687,824
  5. Step 5: Solve for x
    x = 24,419,687,824/104,440
  6. Step 6: Final answer
    x = 233,815.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.