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Finding the Fourth Proportional to 3,468.52, 4,782.84 and 2,834.26

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Solution

The fourth proportional to 3,468.52, 4,782.84 and 2,834.26 is: 3,908.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,468.52 : 4,782.84 = 2,834.26 : x
  2. Step 2: Convert to fraction form
    3,468.52/4,782.84 = 2,834.26/x
  3. Step 3: Cross multiply
    3,468.52x = 4,782.84 × 2,834.26
  4. Step 4: Simplify right side
    3,468.52x = 13,555,812.10
  5. Step 5: Solve for x
    x = 13,555,812.10/3,468.52
  6. Step 6: Final answer
    x = 3,908.24

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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.