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Finding the Fourth Proportional to 5,896.80, 8,832.12 and 3,425.49

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Solution

The fourth proportional to 5,896.80, 8,832.12 and 3,425.49 is: 5,130.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,896.80 : 8,832.12 = 3,425.49 : x
  2. Step 2: Convert to fraction form
    5,896.80/8,832.12 = 3,425.49/x
  3. Step 3: Cross multiply
    5,896.80x = 8,832.12 × 3,425.49
  4. Step 4: Simplify right side
    5,896.80x = 30,254,338.74
  5. Step 5: Solve for x
    x = 30,254,338.74/5,896.80
  6. Step 6: Final answer
    x = 5,130.64

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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.