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Finding the Third Proportional to 117,126 and 252,000

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Solution

The third proportional to 117,126 and 252,000 is: 542,185.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,126 : 252,000 = 252,000 : x
  2. Step 2: Convert to fraction form
    117,126/252,000 = 252,000/x
  3. Step 3: Cross multiply
    117,126x = 252,000 × 252,000
  4. Step 4: Simplify right side
    117,126x = 63,504,000,000
  5. Step 5: Solve for x
    x = 63,504,000,000/117,126
  6. Step 6: Final answer
    x = 542,185.34

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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.