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Finding the Fourth Proportional to 7,260.73, 10,890.07 and 2,329.73

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Solution

The fourth proportional to 7,260.73, 10,890.07 and 2,329.73 is: 3,494.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,260.73 : 10,890.07 = 2,329.73 : x
  2. Step 2: Convert to fraction form
    7,260.73/10,890.07 = 2,329.73/x
  3. Step 3: Cross multiply
    7,260.73x = 10,890.07 × 2,329.73
  4. Step 4: Simplify right side
    7,260.73x = 25,370,922.78
  5. Step 5: Solve for x
    x = 25,370,922.78/7,260.73
  6. Step 6: Final answer
    x = 3,494.27

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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.