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Finding the Fourth Proportional to 5,093.36, 7,640.04 and 1,395.62

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Solution

The fourth proportional to 5,093.36, 7,640.04 and 1,395.62 is: 2,093.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,093.36 : 7,640.04 = 1,395.62 : x
  2. Step 2: Convert to fraction form
    5,093.36/7,640.04 = 1,395.62/x
  3. Step 3: Cross multiply
    5,093.36x = 7,640.04 × 1,395.62
  4. Step 4: Simplify right side
    5,093.36x = 10,662,592.62
  5. Step 5: Solve for x
    x = 10,662,592.62/5,093.36
  6. Step 6: Final answer
    x = 2,093.43

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Similar ratio
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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.