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Finding the Fourth Proportional to 3,329, 4,994.01 and 1,137.21

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Solution

The fourth proportional to 3,329, 4,994.01 and 1,137.21 is: 1,705.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329 : 4,994.01 = 1,137.21 : x
  2. Step 2: Convert to fraction form
    3,329/4,994.01 = 1,137.21/x
  3. Step 3: Cross multiply
    3,329x = 4,994.01 × 1,137.21
  4. Step 4: Simplify right side
    3,329x = 5,679,238.11
  5. Step 5: Solve for x
    x = 5,679,238.11/3,329
  6. Step 6: Final answer
    x = 1,705.99

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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.