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Finding the Fourth Proportional to 5,990.49, 8,985.27 and 2,479.59

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Solution

The fourth proportional to 5,990.49, 8,985.27 and 2,479.59 is: 3,719.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,990.49 : 8,985.27 = 2,479.59 : x
  2. Step 2: Convert to fraction form
    5,990.49/8,985.27 = 2,479.59/x
  3. Step 3: Cross multiply
    5,990.49x = 8,985.27 × 2,479.59
  4. Step 4: Simplify right side
    5,990.49x = 22,279,785.64
  5. Step 5: Solve for x
    x = 22,279,785.64/5,990.49
  6. Step 6: Final answer
    x = 3,719.19

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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.