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Finding the Fourth Proportional to 5,899.92, 8,849.84 and 2,389.88

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Solution

The fourth proportional to 5,899.92, 8,849.84 and 2,389.88 is: 3,584.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,899.92 : 8,849.84 = 2,389.88 : x
  2. Step 2: Convert to fraction form
    5,899.92/8,849.84 = 2,389.88/x
  3. Step 3: Cross multiply
    5,899.92x = 8,849.84 × 2,389.88
  4. Step 4: Simplify right side
    5,899.92x = 21,150,036.18
  5. Step 5: Solve for x
    x = 21,150,036.18/5,899.92
  6. Step 6: Final answer
    x = 3,584.80

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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.