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Finding the Fourth Proportional to 6,974.46, 10,435.46 and 4,152.94

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Solution

The fourth proportional to 6,974.46, 10,435.46 and 4,152.94 is: 6,213.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,974.46 : 10,435.46 = 4,152.94 : x
  2. Step 2: Convert to fraction form
    6,974.46/10,435.46 = 4,152.94/x
  3. Step 3: Cross multiply
    6,974.46x = 10,435.46 × 4,152.94
  4. Step 4: Simplify right side
    6,974.46x = 43,337,839.25
  5. Step 5: Solve for x
    x = 43,337,839.25/6,974.46
  6. Step 6: Final answer
    x = 6,213.79

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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.