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Finding the Fourth Proportional to 6,640.02, 9,952.73 and 5,861.93

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Solution

The fourth proportional to 6,640.02, 9,952.73 and 5,861.93 is: 8,786.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,640.02 : 9,952.73 = 5,861.93 : x
  2. Step 2: Convert to fraction form
    6,640.02/9,952.73 = 5,861.93/x
  3. Step 3: Cross multiply
    6,640.02x = 9,952.73 × 5,861.93
  4. Step 4: Simplify right side
    6,640.02x = 58,342,192.09
  5. Step 5: Solve for x
    x = 58,342,192.09/6,640.02
  6. Step 6: Final answer
    x = 8,786.44

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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.