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Finding the Fourth Proportional to 5,999.76, 8,992.20 and 3,397.32

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Solution

The fourth proportional to 5,999.76, 8,992.20 and 3,397.32 is: 5,091.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,999.76 : 8,992.20 = 3,397.32 : x
  2. Step 2: Convert to fraction form
    5,999.76/8,992.20 = 3,397.32/x
  3. Step 3: Cross multiply
    5,999.76x = 8,992.20 × 3,397.32
  4. Step 4: Simplify right side
    5,999.76x = 30,549,380.90
  5. Step 5: Solve for x
    x = 30,549,380.90/5,999.76
  6. Step 6: Final answer
    x = 5,091.77

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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.