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Finding the Third Proportional to 143,860.50 and 336,012.75

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Solution

The third proportional to 143,860.50 and 336,012.75 is: 784,819.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,860.50 : 336,012.75 = 336,012.75 : x
  2. Step 2: Convert to fraction form
    143,860.50/336,012.75 = 336,012.75/x
  3. Step 3: Cross multiply
    143,860.50x = 336,012.75 × 336,012.75
  4. Step 4: Simplify right side
    143,860.50x = 112,904,568,162.56
  5. Step 5: Solve for x
    x = 112,904,568,162.56/143,860.50
  6. Step 6: Final answer
    x = 784,819.80

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.