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Finding the Third Proportional to 126,216.75 and 273,462.25

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Solution

The third proportional to 126,216.75 and 273,462.25 is: 592,485.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,216.75 : 273,462.25 = 273,462.25 : x
  2. Step 2: Convert to fraction form
    126,216.75/273,462.25 = 273,462.25/x
  3. Step 3: Cross multiply
    126,216.75x = 273,462.25 × 273,462.25
  4. Step 4: Simplify right side
    126,216.75x = 74,781,602,175.06
  5. Step 5: Solve for x
    x = 74,781,602,175.06/126,216.75
  6. Step 6: Final answer
    x = 592,485.56

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.