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Finding the Fourth Proportional to 3,335.83, 5,003.57 and 995.85

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Solution

The fourth proportional to 3,335.83, 5,003.57 and 995.85 is: 1,493.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,335.83 : 5,003.57 = 995.85 : x
  2. Step 2: Convert to fraction form
    3,335.83/5,003.57 = 995.85/x
  3. Step 3: Cross multiply
    3,335.83x = 5,003.57 × 995.85
  4. Step 4: Simplify right side
    3,335.83x = 4,982,818.32
  5. Step 5: Solve for x
    x = 4,982,818.32/3,335.83
  6. Step 6: Final answer
    x = 1,493.73

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.