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Finding the Fourth Proportional to 9,183.62, 12,678.18 and 6,044.78

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Solution

The fourth proportional to 9,183.62, 12,678.18 and 6,044.78 is: 8,344.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,183.62 : 12,678.18 = 6,044.78 : x
  2. Step 2: Convert to fraction form
    9,183.62/12,678.18 = 6,044.78/x
  3. Step 3: Cross multiply
    9,183.62x = 12,678.18 × 6,044.78
  4. Step 4: Simplify right side
    9,183.62x = 76,636,808.90
  5. Step 5: Solve for x
    x = 76,636,808.90/9,183.62
  6. Step 6: Final answer
    x = 8,344.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.