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Finding the Third Proportional to 18,889 and 41,368

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Solution

The third proportional to 18,889 and 41,368 is: 90,598.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,889 : 41,368 = 41,368 : x
  2. Step 2: Convert to fraction form
    18,889/41,368 = 41,368/x
  3. Step 3: Cross multiply
    18,889x = 41,368 × 41,368
  4. Step 4: Simplify right side
    18,889x = 1,711,311,424
  5. Step 5: Solve for x
    x = 1,711,311,424/18,889
  6. Step 6: Final answer
    x = 90,598.31

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.