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Finding the Fourth Proportional to 5,774.91, 8,659.62 and 2,998.80

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Solution

The fourth proportional to 5,774.91, 8,659.62 and 2,998.80 is: 4,496.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,774.91 : 8,659.62 = 2,998.80 : x
  2. Step 2: Convert to fraction form
    5,774.91/8,659.62 = 2,998.80/x
  3. Step 3: Cross multiply
    5,774.91x = 8,659.62 × 2,998.80
  4. Step 4: Simplify right side
    5,774.91x = 25,968,468.46
  5. Step 5: Solve for x
    x = 25,968,468.46/5,774.91
  6. Step 6: Final answer
    x = 4,496.77

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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.