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Finding the Third Proportional to 101,900.53 and 221,331.23

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Solution

The third proportional to 101,900.53 and 221,331.23 is: 480,738.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,900.53 : 221,331.23 = 221,331.23 : x
  2. Step 2: Convert to fraction form
    101,900.53/221,331.23 = 221,331.23/x
  3. Step 3: Cross multiply
    101,900.53x = 221,331.23 × 221,331.23
  4. Step 4: Simplify right side
    101,900.53x = 48,987,515,309.96
  5. Step 5: Solve for x
    x = 48,987,515,309.96/101,900.53
  6. Step 6: Final answer
    x = 480,738.57

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.