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Finding the Third Proportional to 169,998.75 and 397,051.88

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Solution

The third proportional to 169,998.75 and 397,051.88 is: 927,360.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,998.75 : 397,051.88 = 397,051.88 : x
  2. Step 2: Convert to fraction form
    169,998.75/397,051.88 = 397,051.88/x
  3. Step 3: Cross multiply
    169,998.75x = 397,051.88 × 397,051.88
  4. Step 4: Simplify right side
    169,998.75x = 157,650,191,441.02
  5. Step 5: Solve for x
    x = 157,650,191,441.02/169,998.75
  6. Step 6: Final answer
    x = 927,360.89

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.