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Finding the Fourth Proportional to 5,339.88, 8,009.10 and 1,444.59

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Solution

The fourth proportional to 5,339.88, 8,009.10 and 1,444.59 is: 2,166.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,339.88 : 8,009.10 = 1,444.59 : x
  2. Step 2: Convert to fraction form
    5,339.88/8,009.10 = 1,444.59/x
  3. Step 3: Cross multiply
    5,339.88x = 8,009.10 × 1,444.59
  4. Step 4: Simplify right side
    5,339.88x = 11,569,865.77
  5. Step 5: Solve for x
    x = 11,569,865.77/5,339.88
  6. Step 6: Final answer
    x = 2,166.69

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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.