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Finding the Fourth Proportional to 6,241.37, 8,611.16 and 3,552.39

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Solution

The fourth proportional to 6,241.37, 8,611.16 and 3,552.39 is: 4,901.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,241.37 : 8,611.16 = 3,552.39 : x
  2. Step 2: Convert to fraction form
    6,241.37/8,611.16 = 3,552.39/x
  3. Step 3: Cross multiply
    6,241.37x = 8,611.16 × 3,552.39
  4. Step 4: Simplify right side
    6,241.37x = 30,590,180.91
  5. Step 5: Solve for x
    x = 30,590,180.91/6,241.37
  6. Step 6: Final answer
    x = 4,901.20

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.