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Finding the Third Proportional to 6,731 and 14,740

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Solution

The third proportional to 6,731 and 14,740 is: 32,278.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,731 : 14,740 = 14,740 : x
  2. Step 2: Convert to fraction form
    6,731/14,740 = 14,740/x
  3. Step 3: Cross multiply
    6,731x = 14,740 × 14,740
  4. Step 4: Simplify right side
    6,731x = 217,267,600
  5. Step 5: Solve for x
    x = 217,267,600/6,731
  6. Step 6: Final answer
    x = 32,278.65

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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.