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Finding the Fourth Proportional to 5,585.82, 8,367.82 and 3,113.18

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Solution

The fourth proportional to 5,585.82, 8,367.82 and 3,113.18 is: 4,663.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,585.82 : 8,367.82 = 3,113.18 : x
  2. Step 2: Convert to fraction form
    5,585.82/8,367.82 = 3,113.18/x
  3. Step 3: Cross multiply
    5,585.82x = 8,367.82 × 3,113.18
  4. Step 4: Simplify right side
    5,585.82x = 26,050,529.87
  5. Step 5: Solve for x
    x = 26,050,529.87/5,585.82
  6. Step 6: Final answer
    x = 4,663.69

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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.