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Finding the Third Proportional to 45,293 and 98,378

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Solution

The third proportional to 45,293 and 98,378 is: 213,680.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,293 : 98,378 = 98,378 : x
  2. Step 2: Convert to fraction form
    45,293/98,378 = 98,378/x
  3. Step 3: Cross multiply
    45,293x = 98,378 × 98,378
  4. Step 4: Simplify right side
    45,293x = 9,678,230,884
  5. Step 5: Solve for x
    x = 9,678,230,884/45,293
  6. Step 6: Final answer
    x = 213,680.50

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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.