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Finding the Third Proportional to 6,861 and 14,746

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Solution

The third proportional to 6,861 and 14,746 is: 31,692.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,861 : 14,746 = 14,746 : x
  2. Step 2: Convert to fraction form
    6,861/14,746 = 14,746/x
  3. Step 3: Cross multiply
    6,861x = 14,746 × 14,746
  4. Step 4: Simplify right side
    6,861x = 217,444,516
  5. Step 5: Solve for x
    x = 217,444,516/6,861
  6. Step 6: Final answer
    x = 31,692.83

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.