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Finding the Fourth Proportional to 5,741.82, 8,612.73 and 3,793.57

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Solution

The fourth proportional to 5,741.82, 8,612.73 and 3,793.57 is: 5,690.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,741.82 : 8,612.73 = 3,793.57 : x
  2. Step 2: Convert to fraction form
    5,741.82/8,612.73 = 3,793.57/x
  3. Step 3: Cross multiply
    5,741.82x = 8,612.73 × 3,793.57
  4. Step 4: Simplify right side
    5,741.82x = 32,672,972.61
  5. Step 5: Solve for x
    x = 32,672,972.61/5,741.82
  6. Step 6: Final answer
    x = 5,690.35

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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.