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Finding the Third Proportional to 167,080 and 258,596

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Solution

The third proportional to 167,080 and 258,596 is: 400,238.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,080 : 258,596 = 258,596 : x
  2. Step 2: Convert to fraction form
    167,080/258,596 = 258,596/x
  3. Step 3: Cross multiply
    167,080x = 258,596 × 258,596
  4. Step 4: Simplify right side
    167,080x = 66,871,891,216
  5. Step 5: Solve for x
    x = 66,871,891,216/167,080
  6. Step 6: Final answer
    x = 400,238.76

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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.