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Finding the Third Proportional to 115,917.75 and 247,145.25

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Solution

The third proportional to 115,917.75 and 247,145.25 is: 526,932.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,917.75 : 247,145.25 = 247,145.25 : x
  2. Step 2: Convert to fraction form
    115,917.75/247,145.25 = 247,145.25/x
  3. Step 3: Cross multiply
    115,917.75x = 247,145.25 × 247,145.25
  4. Step 4: Simplify right side
    115,917.75x = 61,080,774,597.56
  5. Step 5: Solve for x
    x = 61,080,774,597.56/115,917.75
  6. Step 6: Final answer
    x = 526,932.02

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.