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Finding the Third Proportional to 230,129.25 and 476,236.50

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Solution

The third proportional to 230,129.25 and 476,236.50 is: 985,538.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,129.25 : 476,236.50 = 476,236.50 : x
  2. Step 2: Convert to fraction form
    230,129.25/476,236.50 = 476,236.50/x
  3. Step 3: Cross multiply
    230,129.25x = 476,236.50 × 476,236.50
  4. Step 4: Simplify right side
    230,129.25x = 226,801,203,932.25
  5. Step 5: Solve for x
    x = 226,801,203,932.25/230,129.25
  6. Step 6: Final answer
    x = 985,538.36

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.