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Finding the Fourth Proportional to 6,373.16, 8,794.96 and 3,578.66

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Solution

The fourth proportional to 6,373.16, 8,794.96 and 3,578.66 is: 4,938.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,373.16 : 8,794.96 = 3,578.66 : x
  2. Step 2: Convert to fraction form
    6,373.16/8,794.96 = 3,578.66/x
  3. Step 3: Cross multiply
    6,373.16x = 8,794.96 × 3,578.66
  4. Step 4: Simplify right side
    6,373.16x = 31,474,171.55
  5. Step 5: Solve for x
    x = 31,474,171.55/6,373.16
  6. Step 6: Final answer
    x = 4,938.55

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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.