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Finding the Fourth Proportional to 6,238.38, 8,608.77 and 3,585.74

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Solution

The fourth proportional to 6,238.38, 8,608.77 and 3,585.74 is: 4,948.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,238.38 : 8,608.77 = 3,585.74 : x
  2. Step 2: Convert to fraction form
    6,238.38/8,608.77 = 3,585.74/x
  3. Step 3: Cross multiply
    6,238.38x = 8,608.77 × 3,585.74
  4. Step 4: Simplify right side
    6,238.38x = 30,868,767.90
  5. Step 5: Solve for x
    x = 30,868,767.90/6,238.38
  6. Step 6: Final answer
    x = 4,948.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.