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Finding the Fourth Proportional to 3,224.97, 4,845.76 and 3,134.66

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Solution

The fourth proportional to 3,224.97, 4,845.76 and 3,134.66 is: 4,710.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,224.97 : 4,845.76 = 3,134.66 : x
  2. Step 2: Convert to fraction form
    3,224.97/4,845.76 = 3,134.66/x
  3. Step 3: Cross multiply
    3,224.97x = 4,845.76 × 3,134.66
  4. Step 4: Simplify right side
    3,224.97x = 15,189,777.98
  5. Step 5: Solve for x
    x = 15,189,777.98/3,224.97
  6. Step 6: Final answer
    x = 4,710.05

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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.