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Finding the Third Proportional to 8,336 and 19,715

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Solution

The third proportional to 8,336 and 19,715 is: 46,626.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,336 : 19,715 = 19,715 : x
  2. Step 2: Convert to fraction form
    8,336/19,715 = 19,715/x
  3. Step 3: Cross multiply
    8,336x = 19,715 × 19,715
  4. Step 4: Simplify right side
    8,336x = 388,681,225
  5. Step 5: Solve for x
    x = 388,681,225/8,336
  6. Step 6: Final answer
    x = 46,626.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.