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Finding the Fourth Proportional to 6,000, 8,999.79 and 1,839.97

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Solution

The fourth proportional to 6,000, 8,999.79 and 1,839.97 is: 2,759.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,000 : 8,999.79 = 1,839.97 : x
  2. Step 2: Convert to fraction form
    6,000/8,999.79 = 1,839.97/x
  3. Step 3: Cross multiply
    6,000x = 8,999.79 × 1,839.97
  4. Step 4: Simplify right side
    6,000x = 16,559,343.61
  5. Step 5: Solve for x
    x = 16,559,343.61/6,000
  6. Step 6: Final answer
    x = 2,759.89

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1.5x scale

Why These Related Problems?

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