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Finding the Third Proportional to 3,155 and 6,793

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Solution

The third proportional to 3,155 and 6,793 is: 14,625.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155 : 6,793 = 6,793 : x
  2. Step 2: Convert to fraction form
    3,155/6,793 = 6,793/x
  3. Step 3: Cross multiply
    3,155x = 6,793 × 6,793
  4. Step 4: Simplify right side
    3,155x = 46,144,849
  5. Step 5: Solve for x
    x = 46,144,849/3,155
  6. Step 6: Final answer
    x = 14,625.94

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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.