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Finding the Third Proportional to 112,405.50 and 235,202.25

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Solution

The third proportional to 112,405.50 and 235,202.25 is: 492,147.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,405.50 : 235,202.25 = 235,202.25 : x
  2. Step 2: Convert to fraction form
    112,405.50/235,202.25 = 235,202.25/x
  3. Step 3: Cross multiply
    112,405.50x = 235,202.25 × 235,202.25
  4. Step 4: Simplify right side
    112,405.50x = 55,320,098,405.06
  5. Step 5: Solve for x
    x = 55,320,098,405.06/112,405.50
  6. Step 6: Final answer
    x = 492,147.61

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.