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Finding the Fourth Proportional to 7,750.98, 11,624.40 and 3,367.44

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Solution

The fourth proportional to 7,750.98, 11,624.40 and 3,367.44 is: 5,050.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,750.98 : 11,624.40 = 3,367.44 : x
  2. Step 2: Convert to fraction form
    7,750.98/11,624.40 = 3,367.44/x
  3. Step 3: Cross multiply
    7,750.98x = 11,624.40 × 3,367.44
  4. Step 4: Simplify right side
    7,750.98x = 39,144,469.54
  5. Step 5: Solve for x
    x = 39,144,469.54/7,750.98
  6. Step 6: Final answer
    x = 5,050.26

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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.