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Finding the Third Proportional to 213,671 and 461,191

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Solution

The third proportional to 213,671 and 461,191 is: 995,442.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,671 : 461,191 = 461,191 : x
  2. Step 2: Convert to fraction form
    213,671/461,191 = 461,191/x
  3. Step 3: Cross multiply
    213,671x = 461,191 × 461,191
  4. Step 4: Simplify right side
    213,671x = 212,697,138,481
  5. Step 5: Solve for x
    x = 212,697,138,481/213,671
  6. Step 6: Final answer
    x = 995,442.24

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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.