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Finding the Fourth Proportional to 3,593.85, 5,391.15 and 996.79

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Solution

The fourth proportional to 3,593.85, 5,391.15 and 996.79 is: 1,495.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,593.85 : 5,391.15 = 996.79 : x
  2. Step 2: Convert to fraction form
    3,593.85/5,391.15 = 996.79/x
  3. Step 3: Cross multiply
    3,593.85x = 5,391.15 × 996.79
  4. Step 4: Simplify right side
    3,593.85x = 5,373,844.41
  5. Step 5: Solve for x
    x = 5,373,844.41/3,593.85
  6. Step 6: Final answer
    x = 1,495.29

Related Problems

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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.