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Finding the Third Proportional to 21,411 and 46,467

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Solution

The third proportional to 21,411 and 46,467 is: 100,844.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,411 : 46,467 = 46,467 : x
  2. Step 2: Convert to fraction form
    21,411/46,467 = 46,467/x
  3. Step 3: Cross multiply
    21,411x = 46,467 × 46,467
  4. Step 4: Simplify right side
    21,411x = 2,159,182,089
  5. Step 5: Solve for x
    x = 2,159,182,089/21,411
  6. Step 6: Final answer
    x = 100,844.52

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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.