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Finding the Fourth Proportional to 5,999.40, 8,276.10 and 4,924.20

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Solution

The fourth proportional to 5,999.40, 8,276.10 and 4,924.20 is: 6,792.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,999.40 : 8,276.10 = 4,924.20 : x
  2. Step 2: Convert to fraction form
    5,999.40/8,276.10 = 4,924.20/x
  3. Step 3: Cross multiply
    5,999.40x = 8,276.10 × 4,924.20
  4. Step 4: Simplify right side
    5,999.40x = 40,753,171.62
  5. Step 5: Solve for x
    x = 40,753,171.62/5,999.40
  6. Step 6: Final answer
    x = 6,792.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.