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Finding the Fourth Proportional to 3,599.91, 5,400.17 and 1,002.85

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Solution

The fourth proportional to 3,599.91, 5,400.17 and 1,002.85 is: 1,504.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,599.91 : 5,400.17 = 1,002.85 : x
  2. Step 2: Convert to fraction form
    3,599.91/5,400.17 = 1,002.85/x
  3. Step 3: Cross multiply
    3,599.91x = 5,400.17 × 1,002.85
  4. Step 4: Simplify right side
    3,599.91x = 5,415,549.49
  5. Step 5: Solve for x
    x = 5,415,549.49/3,599.91
  6. Step 6: Final answer
    x = 1,504.36

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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.