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Finding the Third Proportional to 112,449.94 and 168,998.91

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Solution

The third proportional to 112,449.94 and 168,998.91 is: 253,985.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,449.94 : 168,998.91 = 168,998.91 : x
  2. Step 2: Convert to fraction form
    112,449.94/168,998.91 = 168,998.91/x
  3. Step 3: Cross multiply
    112,449.94x = 168,998.91 × 168,998.91
  4. Step 4: Simplify right side
    112,449.94x = 28,560,630,313.70
  5. Step 5: Solve for x
    x = 28,560,630,313.70/112,449.94
  6. Step 6: Final answer
    x = 253,985.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.