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Finding the Third Proportional to 107,856.75 and 235,181.25

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Solution

The third proportional to 107,856.75 and 235,181.25 is: 512,811.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,856.75 : 235,181.25 = 235,181.25 : x
  2. Step 2: Convert to fraction form
    107,856.75/235,181.25 = 235,181.25/x
  3. Step 3: Cross multiply
    107,856.75x = 235,181.25 × 235,181.25
  4. Step 4: Simplify right side
    107,856.75x = 55,310,220,351.56
  5. Step 5: Solve for x
    x = 55,310,220,351.56/107,856.75
  6. Step 6: Final answer
    x = 512,811.86

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.