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Finding the Fourth Proportional to 5,900.70, 8,851.46 and 1,951.80

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Solution

The fourth proportional to 5,900.70, 8,851.46 and 1,951.80 is: 2,927.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,900.70 : 8,851.46 = 1,951.80 : x
  2. Step 2: Convert to fraction form
    5,900.70/8,851.46 = 1,951.80/x
  3. Step 3: Cross multiply
    5,900.70x = 8,851.46 × 1,951.80
  4. Step 4: Simplify right side
    5,900.70x = 17,276,247.65
  5. Step 5: Solve for x
    x = 17,276,247.65/5,900.70
  6. Step 6: Final answer
    x = 2,927.83

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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.