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Finding the Fourth Proportional to 5,960.36, 8,960.78 and 4,872.62

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Solution

The fourth proportional to 5,960.36, 8,960.78 and 4,872.62 is: 7,325.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,960.36 : 8,960.78 = 4,872.62 : x
  2. Step 2: Convert to fraction form
    5,960.36/8,960.78 = 4,872.62/x
  3. Step 3: Cross multiply
    5,960.36x = 8,960.78 × 4,872.62
  4. Step 4: Simplify right side
    5,960.36x = 43,662,475.84
  5. Step 5: Solve for x
    x = 43,662,475.84/5,960.36
  6. Step 6: Final answer
    x = 7,325.48

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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.