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Finding the Third Proportional to 96,996 and 212,028

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Solution

The third proportional to 96,996 and 212,028 is: 463,481.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,996 : 212,028 = 212,028 : x
  2. Step 2: Convert to fraction form
    96,996/212,028 = 212,028/x
  3. Step 3: Cross multiply
    96,996x = 212,028 × 212,028
  4. Step 4: Simplify right side
    96,996x = 44,955,872,784
  5. Step 5: Solve for x
    x = 44,955,872,784/96,996
  6. Step 6: Final answer
    x = 463,481.72

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.