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Finding the Fourth Proportional to 3,753, 5,178.06 and 2,336.90

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Solution

The fourth proportional to 3,753, 5,178.06 and 2,336.90 is: 3,224.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,753 : 5,178.06 = 2,336.90 : x
  2. Step 2: Convert to fraction form
    3,753/5,178.06 = 2,336.90/x
  3. Step 3: Cross multiply
    3,753x = 5,178.06 × 2,336.90
  4. Step 4: Simplify right side
    3,753x = 12,100,582.52
  5. Step 5: Solve for x
    x = 12,100,582.52/3,753
  6. Step 6: Final answer
    x = 3,224.24

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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.