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Finding the Fourth Proportional to 5,837.52, 8,756.28 and 2,912.88

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Solution

The fourth proportional to 5,837.52, 8,756.28 and 2,912.88 is: 4,369.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,837.52 : 8,756.28 = 2,912.88 : x
  2. Step 2: Convert to fraction form
    5,837.52/8,756.28 = 2,912.88/x
  3. Step 3: Cross multiply
    5,837.52x = 8,756.28 × 2,912.88
  4. Step 4: Simplify right side
    5,837.52x = 25,505,992.89
  5. Step 5: Solve for x
    x = 25,505,992.89/5,837.52
  6. Step 6: Final answer
    x = 4,369.32

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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.