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Finding the Third Proportional to 111,962.25 and 248,937.75

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Solution

The third proportional to 111,962.25 and 248,937.75 is: 553,490.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,962.25 : 248,937.75 = 248,937.75 : x
  2. Step 2: Convert to fraction form
    111,962.25/248,937.75 = 248,937.75/x
  3. Step 3: Cross multiply
    111,962.25x = 248,937.75 × 248,937.75
  4. Step 4: Simplify right side
    111,962.25x = 61,970,003,375.06
  5. Step 5: Solve for x
    x = 61,970,003,375.06/111,962.25
  6. Step 6: Final answer
    x = 553,490.16

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.