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Finding the Third Proportional to 100,184 and 154,918

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Solution

The third proportional to 100,184 and 154,918 is: 239,555.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,184 : 154,918 = 154,918 : x
  2. Step 2: Convert to fraction form
    100,184/154,918 = 154,918/x
  3. Step 3: Cross multiply
    100,184x = 154,918 × 154,918
  4. Step 4: Simplify right side
    100,184x = 23,999,586,724
  5. Step 5: Solve for x
    x = 23,999,586,724/100,184
  6. Step 6: Final answer
    x = 239,555.09

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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.