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Finding the Third Proportional to 237,211.50 and 518,199

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Solution

The third proportional to 237,211.50 and 518,199 is: 1,132,028.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,211.50 : 518,199 = 518,199 : x
  2. Step 2: Convert to fraction form
    237,211.50/518,199 = 518,199/x
  3. Step 3: Cross multiply
    237,211.50x = 518,199 × 518,199
  4. Step 4: Simplify right side
    237,211.50x = 268,530,203,601
  5. Step 5: Solve for x
    x = 268,530,203,601/237,211.50
  6. Step 6: Final answer
    x = 1,132,028.61

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.