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Finding the Third Proportional to 105,228 and 160,974

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Solution

The third proportional to 105,228 and 160,974 is: 246,252.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,228 : 160,974 = 160,974 : x
  2. Step 2: Convert to fraction form
    105,228/160,974 = 160,974/x
  3. Step 3: Cross multiply
    105,228x = 160,974 × 160,974
  4. Step 4: Simplify right side
    105,228x = 25,912,628,676
  5. Step 5: Solve for x
    x = 25,912,628,676/105,228
  6. Step 6: Final answer
    x = 246,252.22

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.