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Finding the Fourth Proportional to 5,857.53, 8,788.42 and 2,571.56

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Solution

The fourth proportional to 5,857.53, 8,788.42 and 2,571.56 is: 3,858.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,857.53 : 8,788.42 = 2,571.56 : x
  2. Step 2: Convert to fraction form
    5,857.53/8,788.42 = 2,571.56/x
  3. Step 3: Cross multiply
    5,857.53x = 8,788.42 × 2,571.56
  4. Step 4: Simplify right side
    5,857.53x = 22,599,949.34
  5. Step 5: Solve for x
    x = 22,599,949.34/5,857.53
  6. Step 6: Final answer
    x = 3,858.27

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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.