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Finding the Fourth Proportional to 5,787.29, 8,671.85 and 4,474.26

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Solution

The fourth proportional to 5,787.29, 8,671.85 and 4,474.26 is: 6,704.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,787.29 : 8,671.85 = 4,474.26 : x
  2. Step 2: Convert to fraction form
    5,787.29/8,671.85 = 4,474.26/x
  3. Step 3: Cross multiply
    5,787.29x = 8,671.85 × 4,474.26
  4. Step 4: Simplify right side
    5,787.29x = 38,800,111.58
  5. Step 5: Solve for x
    x = 38,800,111.58/5,787.29
  6. Step 6: Final answer
    x = 6,704.37

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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.