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Finding the Third Proportional to 16,626 and 36,378

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Solution

The third proportional to 16,626 and 36,378 is: 79,595.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,626 : 36,378 = 36,378 : x
  2. Step 2: Convert to fraction form
    16,626/36,378 = 36,378/x
  3. Step 3: Cross multiply
    16,626x = 36,378 × 36,378
  4. Step 4: Simplify right side
    16,626x = 1,323,358,884
  5. Step 5: Solve for x
    x = 1,323,358,884/16,626
  6. Step 6: Final answer
    x = 79,595.75

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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.