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Finding the Fourth Proportional to 5,999.72, 8,999.66 and 2,104.24

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Solution

The fourth proportional to 5,999.72, 8,999.66 and 2,104.24 is: 3,156.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,999.72 : 8,999.66 = 2,104.24 : x
  2. Step 2: Convert to fraction form
    5,999.72/8,999.66 = 2,104.24/x
  3. Step 3: Cross multiply
    5,999.72x = 8,999.66 × 2,104.24
  4. Step 4: Simplify right side
    5,999.72x = 18,937,444.56
  5. Step 5: Solve for x
    x = 18,937,444.56/5,999.72
  6. Step 6: Final answer
    x = 3,156.39

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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.