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Finding the Third Proportional to 183,391.25 and 388,861.75

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Solution

The third proportional to 183,391.25 and 388,861.75 is: 824,540.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,391.25 : 388,861.75 = 388,861.75 : x
  2. Step 2: Convert to fraction form
    183,391.25/388,861.75 = 388,861.75/x
  3. Step 3: Cross multiply
    183,391.25x = 388,861.75 × 388,861.75
  4. Step 4: Simplify right side
    183,391.25x = 151,213,460,613.06
  5. Step 5: Solve for x
    x = 151,213,460,613.06/183,391.25
  6. Step 6: Final answer
    x = 824,540.21

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.