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Finding the Fourth Proportional to 3,359.17, 5,039 and 893.98

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Solution

The fourth proportional to 3,359.17, 5,039 and 893.98 is: 1,341.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,359.17 : 5,039 = 893.98 : x
  2. Step 2: Convert to fraction form
    3,359.17/5,039 = 893.98/x
  3. Step 3: Cross multiply
    3,359.17x = 5,039 × 893.98
  4. Step 4: Simplify right side
    3,359.17x = 4,504,765.22
  5. Step 5: Solve for x
    x = 4,504,765.22/3,359.17
  6. Step 6: Final answer
    x = 1,341.04

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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.