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Finding the Third Proportional to 62,329.50 and 128,334.38

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Solution

The third proportional to 62,329.50 and 128,334.38 is: 264,236.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,329.50 : 128,334.38 = 128,334.38 : x
  2. Step 2: Convert to fraction form
    62,329.50/128,334.38 = 128,334.38/x
  3. Step 3: Cross multiply
    62,329.50x = 128,334.38 × 128,334.38
  4. Step 4: Simplify right side
    62,329.50x = 16,469,711,806.64
  5. Step 5: Solve for x
    x = 16,469,711,806.64/62,329.50
  6. Step 6: Final answer
    x = 264,236.23

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.