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Finding the Fourth Proportional to 4,246, 5,856.94 and 2,671.36

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Solution

The fourth proportional to 4,246, 5,856.94 and 2,671.36 is: 3,684.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,246 : 5,856.94 = 2,671.36 : x
  2. Step 2: Convert to fraction form
    4,246/5,856.94 = 2,671.36/x
  3. Step 3: Cross multiply
    4,246x = 5,856.94 × 2,671.36
  4. Step 4: Simplify right side
    4,246x = 15,645,995.24
  5. Step 5: Solve for x
    x = 15,645,995.24/4,246
  6. Step 6: Final answer
    x = 3,684.88

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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.