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Finding the Fourth Proportional to 4,274.66, 6,395.12 and 3,237.66

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Solution

The fourth proportional to 4,274.66, 6,395.12 and 3,237.66 is: 4,843.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,274.66 : 6,395.12 = 3,237.66 : x
  2. Step 2: Convert to fraction form
    4,274.66/6,395.12 = 3,237.66/x
  3. Step 3: Cross multiply
    4,274.66x = 6,395.12 × 3,237.66
  4. Step 4: Simplify right side
    4,274.66x = 20,705,224.22
  5. Step 5: Solve for x
    x = 20,705,224.22/4,274.66
  6. Step 6: Final answer
    x = 4,843.71

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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.