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Finding the Third Proportional to 126,400.50 and 148,270.50

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Solution

The third proportional to 126,400.50 and 148,270.50 is: 173,924.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,400.50 : 148,270.50 = 148,270.50 : x
  2. Step 2: Convert to fraction form
    126,400.50/148,270.50 = 148,270.50/x
  3. Step 3: Cross multiply
    126,400.50x = 148,270.50 × 148,270.50
  4. Step 4: Simplify right side
    126,400.50x = 21,984,141,170.25
  5. Step 5: Solve for x
    x = 21,984,141,170.25/126,400.50
  6. Step 6: Final answer
    x = 173,924.48

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Why These Related Problems?

These problems maintain the same ratio (1.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.