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Finding the Third Proportional to 167,188.50 and 259,167

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Solution

The third proportional to 167,188.50 and 259,167 is: 401,747.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,188.50 : 259,167 = 259,167 : x
  2. Step 2: Convert to fraction form
    167,188.50/259,167 = 259,167/x
  3. Step 3: Cross multiply
    167,188.50x = 259,167 × 259,167
  4. Step 4: Simplify right side
    167,188.50x = 67,167,533,889
  5. Step 5: Solve for x
    x = 67,167,533,889/167,188.50
  6. Step 6: Final answer
    x = 401,747.33

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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.