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Finding the Fourth Proportional to 5,992.58, 8,981.08 and 2,478.60

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Solution

The fourth proportional to 5,992.58, 8,981.08 and 2,478.60 is: 3,714.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,992.58 : 8,981.08 = 2,478.60 : x
  2. Step 2: Convert to fraction form
    5,992.58/8,981.08 = 2,478.60/x
  3. Step 3: Cross multiply
    5,992.58x = 8,981.08 × 2,478.60
  4. Step 4: Simplify right side
    5,992.58x = 22,260,498.69
  5. Step 5: Solve for x
    x = 22,260,498.69/5,992.58
  6. Step 6: Final answer
    x = 3,714.68

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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.