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Finding the Fourth Proportional to 7,996.46, 11,979.02 and 6,592.89

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Solution

The fourth proportional to 7,996.46, 11,979.02 and 6,592.89 is: 9,876.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,996.46 : 11,979.02 = 6,592.89 : x
  2. Step 2: Convert to fraction form
    7,996.46/11,979.02 = 6,592.89/x
  3. Step 3: Cross multiply
    7,996.46x = 11,979.02 × 6,592.89
  4. Step 4: Simplify right side
    7,996.46x = 78,976,328.20
  5. Step 5: Solve for x
    x = 78,976,328.20/7,996.46
  6. Step 6: Final answer
    x = 9,876.42

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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.