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Finding the Third Proportional to 18,548 and 41,243

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Solution

The third proportional to 18,548 and 41,243 is: 91,707.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,548 : 41,243 = 41,243 : x
  2. Step 2: Convert to fraction form
    18,548/41,243 = 41,243/x
  3. Step 3: Cross multiply
    18,548x = 41,243 × 41,243
  4. Step 4: Simplify right side
    18,548x = 1,700,985,049
  5. Step 5: Solve for x
    x = 1,700,985,049/18,548
  6. Step 6: Final answer
    x = 91,707.19

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.