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Finding the Fourth Proportional to 3,992.58, 5,993.28 and 2,328.49

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Solution

The fourth proportional to 3,992.58, 5,993.28 and 2,328.49 is: 3,495.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,992.58 : 5,993.28 = 2,328.49 : x
  2. Step 2: Convert to fraction form
    3,992.58/5,993.28 = 2,328.49/x
  3. Step 3: Cross multiply
    3,992.58x = 5,993.28 × 2,328.49
  4. Step 4: Simplify right side
    3,992.58x = 13,955,250.94
  5. Step 5: Solve for x
    x = 13,955,250.94/3,992.58
  6. Step 6: Final answer
    x = 3,495.30

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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.