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Finding the Third Proportional to 101,756 and 221,024

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Solution

The third proportional to 101,756 and 221,024 is: 480,085.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,756 : 221,024 = 221,024 : x
  2. Step 2: Convert to fraction form
    101,756/221,024 = 221,024/x
  3. Step 3: Cross multiply
    101,756x = 221,024 × 221,024
  4. Step 4: Simplify right side
    101,756x = 48,851,608,576
  5. Step 5: Solve for x
    x = 48,851,608,576/101,756
  6. Step 6: Final answer
    x = 480,085.78

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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.