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Finding the Third Proportional to 163,174.50 and 252,173.25

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Solution

The third proportional to 163,174.50 and 252,173.25 is: 389,713.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,174.50 : 252,173.25 = 252,173.25 : x
  2. Step 2: Convert to fraction form
    163,174.50/252,173.25 = 252,173.25/x
  3. Step 3: Cross multiply
    163,174.50x = 252,173.25 × 252,173.25
  4. Step 4: Simplify right side
    163,174.50x = 63,591,348,015.56
  5. Step 5: Solve for x
    x = 63,591,348,015.56/163,174.50
  6. Step 6: Final answer
    x = 389,713.76

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.