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Finding the Fourth Proportional to 8,349.94, 12,505.03 and 4,832.54

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Solution

The fourth proportional to 8,349.94, 12,505.03 and 4,832.54 is: 7,237.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,349.94 : 12,505.03 = 4,832.54 : x
  2. Step 2: Convert to fraction form
    8,349.94/12,505.03 = 4,832.54/x
  3. Step 3: Cross multiply
    8,349.94x = 12,505.03 × 4,832.54
  4. Step 4: Simplify right side
    8,349.94x = 60,431,057.68
  5. Step 5: Solve for x
    x = 60,431,057.68/8,349.94
  6. Step 6: Final answer
    x = 7,237.30

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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.