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Finding the Third Proportional to 101,880 and 223,929

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Solution

The third proportional to 101,880 and 223,929 is: 492,188.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,880 : 223,929 = 223,929 : x
  2. Step 2: Convert to fraction form
    101,880/223,929 = 223,929/x
  3. Step 3: Cross multiply
    101,880x = 223,929 × 223,929
  4. Step 4: Simplify right side
    101,880x = 50,144,197,041
  5. Step 5: Solve for x
    x = 50,144,197,041/101,880
  6. Step 6: Final answer
    x = 492,188.82

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.