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Finding the Third Proportional to 11,115 and 22,473

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Solution

The third proportional to 11,115 and 22,473 is: 45,437.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,115 : 22,473 = 22,473 : x
  2. Step 2: Convert to fraction form
    11,115/22,473 = 22,473/x
  3. Step 3: Cross multiply
    11,115x = 22,473 × 22,473
  4. Step 4: Simplify right side
    11,115x = 505,035,729
  5. Step 5: Solve for x
    x = 505,035,729/11,115
  6. Step 6: Final answer
    x = 45,437.31

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Why These Related Problems?

These problems maintain the same ratio (2.02) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.