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Finding the Third Proportional to 117,084 and 248,100

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Solution

The third proportional to 117,084 and 248,100 is: 525,721.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,084 : 248,100 = 248,100 : x
  2. Step 2: Convert to fraction form
    117,084/248,100 = 248,100/x
  3. Step 3: Cross multiply
    117,084x = 248,100 × 248,100
  4. Step 4: Simplify right side
    117,084x = 61,553,610,000
  5. Step 5: Solve for x
    x = 61,553,610,000/117,084
  6. Step 6: Final answer
    x = 525,721.79

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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.