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Finding the Fourth Proportional to 5,939.49, 8,905.08 and 3,600.12

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Solution

The fourth proportional to 5,939.49, 8,905.08 and 3,600.12 is: 5,397.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,939.49 : 8,905.08 = 3,600.12 : x
  2. Step 2: Convert to fraction form
    5,939.49/8,905.08 = 3,600.12/x
  3. Step 3: Cross multiply
    5,939.49x = 8,905.08 × 3,600.12
  4. Step 4: Simplify right side
    5,939.49x = 32,059,356.61
  5. Step 5: Solve for x
    x = 32,059,356.61/5,939.49
  6. Step 6: Final answer
    x = 5,397.66

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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.