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Finding the Fourth Proportional to 5,754.37, 8,612.99 and 2,977.22

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Solution

The fourth proportional to 5,754.37, 8,612.99 and 2,977.22 is: 4,456.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,754.37 : 8,612.99 = 2,977.22 : x
  2. Step 2: Convert to fraction form
    5,754.37/8,612.99 = 2,977.22/x
  3. Step 3: Cross multiply
    5,754.37x = 8,612.99 × 2,977.22
  4. Step 4: Simplify right side
    5,754.37x = 25,642,766.09
  5. Step 5: Solve for x
    x = 25,642,766.09/5,754.37
  6. Step 6: Final answer
    x = 4,456.22

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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.