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Finding the Third Proportional to 85,856.25 and 184,409.25

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Solution

The third proportional to 85,856.25 and 184,409.25 is: 396,089.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,856.25 : 184,409.25 = 184,409.25 : x
  2. Step 2: Convert to fraction form
    85,856.25/184,409.25 = 184,409.25/x
  3. Step 3: Cross multiply
    85,856.25x = 184,409.25 × 184,409.25
  4. Step 4: Simplify right side
    85,856.25x = 34,006,771,485.56
  5. Step 5: Solve for x
    x = 34,006,771,485.56/85,856.25
  6. Step 6: Final answer
    x = 396,089.64

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.