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Finding the Fourth Proportional to 6,238, 8,608.68 and 3,443.68

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Solution

The fourth proportional to 6,238, 8,608.68 and 3,443.68 is: 4,752.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,238 : 8,608.68 = 3,443.68 : x
  2. Step 2: Convert to fraction form
    6,238/8,608.68 = 3,443.68/x
  3. Step 3: Cross multiply
    6,238x = 8,608.68 × 3,443.68
  4. Step 4: Simplify right side
    6,238x = 29,645,539.14
  5. Step 5: Solve for x
    x = 29,645,539.14/6,238
  6. Step 6: Final answer
    x = 4,752.41

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1.5x scale

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.