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Finding the Fourth Proportional to 7,962.01, 11,940.91 and 3,028.97

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Solution

The fourth proportional to 7,962.01, 11,940.91 and 3,028.97 is: 4,542.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962.01 : 11,940.91 = 3,028.97 : x
  2. Step 2: Convert to fraction form
    7,962.01/11,940.91 = 3,028.97/x
  3. Step 3: Cross multiply
    7,962.01x = 11,940.91 × 3,028.97
  4. Step 4: Simplify right side
    7,962.01x = 36,168,658.16
  5. Step 5: Solve for x
    x = 36,168,658.16/7,962.01
  6. Step 6: Final answer
    x = 4,542.65

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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.