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Finding the Fourth Proportional to 3,998.61, 5,997.02 and 2,244.41

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Solution

The fourth proportional to 3,998.61, 5,997.02 and 2,244.41 is: 3,366.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,998.61 : 5,997.02 = 2,244.41 : x
  2. Step 2: Convert to fraction form
    3,998.61/5,997.02 = 2,244.41/x
  3. Step 3: Cross multiply
    3,998.61x = 5,997.02 × 2,244.41
  4. Step 4: Simplify right side
    3,998.61x = 13,459,730.45
  5. Step 5: Solve for x
    x = 13,459,730.45/3,998.61
  6. Step 6: Final answer
    x = 3,366.10

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.