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Finding the Third Proportional to 5,834 and 8,780

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Solution

The third proportional to 5,834 and 8,780 is: 13,213.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,834 : 8,780 = 8,780 : x
  2. Step 2: Convert to fraction form
    5,834/8,780 = 8,780/x
  3. Step 3: Cross multiply
    5,834x = 8,780 × 8,780
  4. Step 4: Simplify right side
    5,834x = 77,088,400
  5. Step 5: Solve for x
    x = 77,088,400/5,834
  6. Step 6: Final answer
    x = 13,213.64

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.