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Finding the Third Proportional to 2,766 and 6,146

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Solution

The third proportional to 2,766 and 6,146 is: 13,656.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,766 : 6,146 = 6,146 : x
  2. Step 2: Convert to fraction form
    2,766/6,146 = 6,146/x
  3. Step 3: Cross multiply
    2,766x = 6,146 × 6,146
  4. Step 4: Simplify right side
    2,766x = 37,773,316
  5. Step 5: Solve for x
    x = 37,773,316/2,766
  6. Step 6: Final answer
    x = 13,656.30

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.