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Finding the Third Proportional to 41,004 and 90,240

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Solution

The third proportional to 41,004 and 90,240 is: 198,596.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,004 : 90,240 = 90,240 : x
  2. Step 2: Convert to fraction form
    41,004/90,240 = 90,240/x
  3. Step 3: Cross multiply
    41,004x = 90,240 × 90,240
  4. Step 4: Simplify right side
    41,004x = 8,143,257,600
  5. Step 5: Solve for x
    x = 8,143,257,600/41,004
  6. Step 6: Final answer
    x = 198,596.66

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.