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Finding the Third Proportional to 18,575 and 43,805

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Solution

The third proportional to 18,575 and 43,805 is: 103,304.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,575 : 43,805 = 43,805 : x
  2. Step 2: Convert to fraction form
    18,575/43,805 = 43,805/x
  3. Step 3: Cross multiply
    18,575x = 43,805 × 43,805
  4. Step 4: Simplify right side
    18,575x = 1,918,878,025
  5. Step 5: Solve for x
    x = 1,918,878,025/18,575
  6. Step 6: Final answer
    x = 103,304.34

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.