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Finding the Third Proportional to 127,694.50 and 259,037

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Solution

The third proportional to 127,694.50 and 259,037 is: 525,474.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,694.50 : 259,037 = 259,037 : x
  2. Step 2: Convert to fraction form
    127,694.50/259,037 = 259,037/x
  3. Step 3: Cross multiply
    127,694.50x = 259,037 × 259,037
  4. Step 4: Simplify right side
    127,694.50x = 67,100,167,369
  5. Step 5: Solve for x
    x = 67,100,167,369/127,694.50
  6. Step 6: Final answer
    x = 525,474.22

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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.