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Finding the Fourth Proportional to 5,968.70, 8,235.89 and 3,450.32

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Solution

The fourth proportional to 5,968.70, 8,235.89 and 3,450.32 is: 4,760.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,968.70 : 8,235.89 = 3,450.32 : x
  2. Step 2: Convert to fraction form
    5,968.70/8,235.89 = 3,450.32/x
  3. Step 3: Cross multiply
    5,968.70x = 8,235.89 × 3,450.32
  4. Step 4: Simplify right side
    5,968.70x = 28,416,455.98
  5. Step 5: Solve for x
    x = 28,416,455.98/5,968.70
  6. Step 6: Final answer
    x = 4,760.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.