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Finding the Third Proportional to 169,705.50 and 335,129.25

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Solution

The third proportional to 169,705.50 and 335,129.25 is: 661,803.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,705.50 : 335,129.25 = 335,129.25 : x
  2. Step 2: Convert to fraction form
    169,705.50/335,129.25 = 335,129.25/x
  3. Step 3: Cross multiply
    169,705.50x = 335,129.25 × 335,129.25
  4. Step 4: Simplify right side
    169,705.50x = 112,311,614,205.56
  5. Step 5: Solve for x
    x = 112,311,614,205.56/169,705.50
  6. Step 6: Final answer
    x = 661,803.03

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Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.