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Finding the Fourth Proportional to 5,584.92, 8,377.46 and 1,636.44

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Solution

The fourth proportional to 5,584.92, 8,377.46 and 1,636.44 is: 2,454.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,584.92 : 8,377.46 = 1,636.44 : x
  2. Step 2: Convert to fraction form
    5,584.92/8,377.46 = 1,636.44/x
  3. Step 3: Cross multiply
    5,584.92x = 8,377.46 × 1,636.44
  4. Step 4: Simplify right side
    5,584.92x = 13,709,210.64
  5. Step 5: Solve for x
    x = 13,709,210.64/5,584.92
  6. Step 6: Final answer
    x = 2,454.68

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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.