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Finding the Fourth Proportional to 3,697.87, 5,546.89 and 1,232.89

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Solution

The fourth proportional to 3,697.87, 5,546.89 and 1,232.89 is: 1,849.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,697.87 : 5,546.89 = 1,232.89 : x
  2. Step 2: Convert to fraction form
    3,697.87/5,546.89 = 1,232.89/x
  3. Step 3: Cross multiply
    3,697.87x = 5,546.89 × 1,232.89
  4. Step 4: Simplify right side
    3,697.87x = 6,838,705.21
  5. Step 5: Solve for x
    x = 6,838,705.21/3,697.87
  6. Step 6: Final answer
    x = 1,849.36

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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.