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Finding the Third Proportional to 7,960 and 14,777

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Solution

The third proportional to 7,960 and 14,777 is: 27,432.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,960 : 14,777 = 14,777 : x
  2. Step 2: Convert to fraction form
    7,960/14,777 = 14,777/x
  3. Step 3: Cross multiply
    7,960x = 14,777 × 14,777
  4. Step 4: Simplify right side
    7,960x = 218,359,729
  5. Step 5: Solve for x
    x = 218,359,729/7,960
  6. Step 6: Final answer
    x = 27,432.13

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Why These Related Problems?

These problems maintain the same ratio (1.86) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.