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Finding the Third Proportional to 98,182 and 212,048

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Solution

The third proportional to 98,182 and 212,048 is: 457,969.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,182 : 212,048 = 212,048 : x
  2. Step 2: Convert to fraction form
    98,182/212,048 = 212,048/x
  3. Step 3: Cross multiply
    98,182x = 212,048 × 212,048
  4. Step 4: Simplify right side
    98,182x = 44,964,354,304
  5. Step 5: Solve for x
    x = 44,964,354,304/98,182
  6. Step 6: Final answer
    x = 457,969.43

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.