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Finding the Fourth Proportional to 3,550.86, 5,329.58 and 1,797.12

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Solution

The fourth proportional to 3,550.86, 5,329.58 and 1,797.12 is: 2,697.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.86 : 5,329.58 = 1,797.12 : x
  2. Step 2: Convert to fraction form
    3,550.86/5,329.58 = 1,797.12/x
  3. Step 3: Cross multiply
    3,550.86x = 5,329.58 × 1,797.12
  4. Step 4: Simplify right side
    3,550.86x = 9,577,885.82
  5. Step 5: Solve for x
    x = 9,577,885.82/3,550.86
  6. Step 6: Final answer
    x = 2,697.34

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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.