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Finding the Third Proportional to 167,096 and 258,620

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Solution

The third proportional to 167,096 and 258,620 is: 400,274.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,096 : 258,620 = 258,620 : x
  2. Step 2: Convert to fraction form
    167,096/258,620 = 258,620/x
  3. Step 3: Cross multiply
    167,096x = 258,620 × 258,620
  4. Step 4: Simplify right side
    167,096x = 66,884,304,400
  5. Step 5: Solve for x
    x = 66,884,304,400/167,096
  6. Step 6: Final answer
    x = 400,274.72

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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.