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Finding the Fourth Proportional to 6,005.06, 8,999.12 and 2,839.12

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Solution

The fourth proportional to 6,005.06, 8,999.12 and 2,839.12 is: 4,254.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,005.06 : 8,999.12 = 2,839.12 : x
  2. Step 2: Convert to fraction form
    6,005.06/8,999.12 = 2,839.12/x
  3. Step 3: Cross multiply
    6,005.06x = 8,999.12 × 2,839.12
  4. Step 4: Simplify right side
    6,005.06x = 25,549,581.57
  5. Step 5: Solve for x
    x = 25,549,581.57/6,005.06
  6. Step 6: Final answer
    x = 4,254.68

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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.