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Finding the Fourth Proportional to 5,497.42, 8,245.84 and 1,799.16

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Solution

The fourth proportional to 5,497.42, 8,245.84 and 1,799.16 is: 2,698.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,497.42 : 8,245.84 = 1,799.16 : x
  2. Step 2: Convert to fraction form
    5,497.42/8,245.84 = 1,799.16/x
  3. Step 3: Cross multiply
    5,497.42x = 8,245.84 × 1,799.16
  4. Step 4: Simplify right side
    5,497.42x = 14,835,585.49
  5. Step 5: Solve for x
    x = 14,835,585.49/5,497.42
  6. Step 6: Final answer
    x = 2,698.65

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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.