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Finding the Third Proportional to 90,204.75 and 193,735.50

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Solution

The third proportional to 90,204.75 and 193,735.50 is: 416,091.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,204.75 : 193,735.50 = 193,735.50 : x
  2. Step 2: Convert to fraction form
    90,204.75/193,735.50 = 193,735.50/x
  3. Step 3: Cross multiply
    90,204.75x = 193,735.50 × 193,735.50
  4. Step 4: Simplify right side
    90,204.75x = 37,533,443,960.25
  5. Step 5: Solve for x
    x = 37,533,443,960.25/90,204.75
  6. Step 6: Final answer
    x = 416,091.66

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.