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Finding the Fourth Proportional to 3,734.40, 5,596.80 and 1,544.64

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Solution

The fourth proportional to 3,734.40, 5,596.80 and 1,544.64 is: 2,314.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,734.40 : 5,596.80 = 1,544.64 : x
  2. Step 2: Convert to fraction form
    3,734.40/5,596.80 = 1,544.64/x
  3. Step 3: Cross multiply
    3,734.40x = 5,596.80 × 1,544.64
  4. Step 4: Simplify right side
    3,734.40x = 8,645,041.15
  5. Step 5: Solve for x
    x = 8,645,041.15/3,734.40
  6. Step 6: Final answer
    x = 2,314.97

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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.