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Finding the Fourth Proportional to 5,946.32, 8,912.88 and 3,018.56

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Solution

The fourth proportional to 5,946.32, 8,912.88 and 3,018.56 is: 4,524.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,946.32 : 8,912.88 = 3,018.56 : x
  2. Step 2: Convert to fraction form
    5,946.32/8,912.88 = 3,018.56/x
  3. Step 3: Cross multiply
    5,946.32x = 8,912.88 × 3,018.56
  4. Step 4: Simplify right side
    5,946.32x = 26,904,063.05
  5. Step 5: Solve for x
    x = 26,904,063.05/5,946.32
  6. Step 6: Final answer
    x = 4,524.49

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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.