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Finding the Fourth Proportional to 8,506.35, 12,759.55 and 2,583.29

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Solution

The fourth proportional to 8,506.35, 12,759.55 and 2,583.29 is: 3,874.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,506.35 : 12,759.55 = 2,583.29 : x
  2. Step 2: Convert to fraction form
    8,506.35/12,759.55 = 2,583.29/x
  3. Step 3: Cross multiply
    8,506.35x = 12,759.55 × 2,583.29
  4. Step 4: Simplify right side
    8,506.35x = 32,961,643.36
  5. Step 5: Solve for x
    x = 32,961,643.36/8,506.35
  6. Step 6: Final answer
    x = 3,874.95

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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.