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Finding the Third Proportional to 167,427 and 203,998.50

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Solution

The third proportional to 167,427 and 203,998.50 is: 248,558.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,427 : 203,998.50 = 203,998.50 : x
  2. Step 2: Convert to fraction form
    167,427/203,998.50 = 203,998.50/x
  3. Step 3: Cross multiply
    167,427x = 203,998.50 × 203,998.50
  4. Step 4: Simplify right side
    167,427x = 41,615,388,002.25
  5. Step 5: Solve for x
    x = 41,615,388,002.25/167,427
  6. Step 6: Final answer
    x = 248,558.40

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Why These Related Problems?

These problems maintain the same ratio (1.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.