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Finding the Third Proportional to 99,896 and 154,668

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Solution

The third proportional to 99,896 and 154,668 is: 239,470.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,896 : 154,668 = 154,668 : x
  2. Step 2: Convert to fraction form
    99,896/154,668 = 154,668/x
  3. Step 3: Cross multiply
    99,896x = 154,668 × 154,668
  4. Step 4: Simplify right side
    99,896x = 23,922,190,224
  5. Step 5: Solve for x
    x = 23,922,190,224/99,896
  6. Step 6: Final answer
    x = 239,470.95

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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.