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Finding the Third Proportional to 101,823.75 and 217,171.13

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Solution

The third proportional to 101,823.75 and 217,171.13 is: 463,185.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,823.75 : 217,171.13 = 217,171.13 : x
  2. Step 2: Convert to fraction form
    101,823.75/217,171.13 = 217,171.13/x
  3. Step 3: Cross multiply
    101,823.75x = 217,171.13 × 217,171.13
  4. Step 4: Simplify right side
    101,823.75x = 47,163,297,533.77
  5. Step 5: Solve for x
    x = 47,163,297,533.77/101,823.75
  6. Step 6: Final answer
    x = 463,185.63

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.