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Finding the Fourth Proportional to 5,800.56, 8,001.18 and 3,561.56

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Solution

The fourth proportional to 5,800.56, 8,001.18 and 3,561.56 is: 4,912.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,800.56 : 8,001.18 = 3,561.56 : x
  2. Step 2: Convert to fraction form
    5,800.56/8,001.18 = 3,561.56/x
  3. Step 3: Cross multiply
    5,800.56x = 8,001.18 × 3,561.56
  4. Step 4: Simplify right side
    5,800.56x = 28,496,682.64
  5. Step 5: Solve for x
    x = 28,496,682.64/5,800.56
  6. Step 6: Final answer
    x = 4,912.75

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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.