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Finding the Third Proportional to 132,019.50 and 311,343.75

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Solution

The third proportional to 132,019.50 and 311,343.75 is: 734,247.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,019.50 : 311,343.75 = 311,343.75 : x
  2. Step 2: Convert to fraction form
    132,019.50/311,343.75 = 311,343.75/x
  3. Step 3: Cross multiply
    132,019.50x = 311,343.75 × 311,343.75
  4. Step 4: Simplify right side
    132,019.50x = 96,934,930,664.06
  5. Step 5: Solve for x
    x = 96,934,930,664.06/132,019.50
  6. Step 6: Final answer
    x = 734,247.07

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.