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Finding the Third Proportional to 101,140 and 220,110

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Solution

The third proportional to 101,140 and 220,110 is: 479,023.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,140 : 220,110 = 220,110 : x
  2. Step 2: Convert to fraction form
    101,140/220,110 = 220,110/x
  3. Step 3: Cross multiply
    101,140x = 220,110 × 220,110
  4. Step 4: Simplify right side
    101,140x = 48,448,412,100
  5. Step 5: Solve for x
    x = 48,448,412,100/101,140
  6. Step 6: Final answer
    x = 479,023.26

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.