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Finding the Third Proportional to 112,956.50 and 235,276.75

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Solution

The third proportional to 112,956.50 and 235,276.75 is: 490,057.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,956.50 : 235,276.75 = 235,276.75 : x
  2. Step 2: Convert to fraction form
    112,956.50/235,276.75 = 235,276.75/x
  3. Step 3: Cross multiply
    112,956.50x = 235,276.75 × 235,276.75
  4. Step 4: Simplify right side
    112,956.50x = 55,355,149,090.56
  5. Step 5: Solve for x
    x = 55,355,149,090.56/112,956.50
  6. Step 6: Final answer
    x = 490,057.23

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.