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Finding the Fourth Proportional to 5,339.91, 8,009.67 and 1,444.41

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Solution

The fourth proportional to 5,339.91, 8,009.67 and 1,444.41 is: 2,166.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,339.91 : 8,009.67 = 1,444.41 : x
  2. Step 2: Convert to fraction form
    5,339.91/8,009.67 = 1,444.41/x
  3. Step 3: Cross multiply
    5,339.91x = 8,009.67 × 1,444.41
  4. Step 4: Simplify right side
    5,339.91x = 11,569,247.44
  5. Step 5: Solve for x
    x = 11,569,247.44/5,339.91
  6. Step 6: Final answer
    x = 2,166.56

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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.