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Finding the Third Proportional to 106,828 and 167,574

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Solution

The third proportional to 106,828 and 167,574 is: 262,862.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,828 : 167,574 = 167,574 : x
  2. Step 2: Convert to fraction form
    106,828/167,574 = 167,574/x
  3. Step 3: Cross multiply
    106,828x = 167,574 × 167,574
  4. Step 4: Simplify right side
    106,828x = 28,081,045,476
  5. Step 5: Solve for x
    x = 28,081,045,476/106,828
  6. Step 6: Final answer
    x = 262,862.22

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.