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Finding the Fourth Proportional to 3,984.01, 5,973.55 and 3,468.85

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Solution

The fourth proportional to 3,984.01, 5,973.55 and 3,468.85 is: 5,201.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984.01 : 5,973.55 = 3,468.85 : x
  2. Step 2: Convert to fraction form
    3,984.01/5,973.55 = 3,468.85/x
  3. Step 3: Cross multiply
    3,984.01x = 5,973.55 × 3,468.85
  4. Step 4: Simplify right side
    3,984.01x = 20,721,348.92
  5. Step 5: Solve for x
    x = 20,721,348.92/3,984.01
  6. Step 6: Final answer
    x = 5,201.13

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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.