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Finding the Fourth Proportional to 4,074.96, 6,112.39 and 996.96

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Solution

The fourth proportional to 4,074.96, 6,112.39 and 996.96 is: 1,495.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,074.96 : 6,112.39 = 996.96 : x
  2. Step 2: Convert to fraction form
    4,074.96/6,112.39 = 996.96/x
  3. Step 3: Cross multiply
    4,074.96x = 6,112.39 × 996.96
  4. Step 4: Simplify right side
    4,074.96x = 6,093,808.33
  5. Step 5: Solve for x
    x = 6,093,808.33/4,074.96
  6. Step 6: Final answer
    x = 1,495.43

Related Problems

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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.