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Finding the Fourth Proportional to 5,760.82, 8,641.22 and 2,300.50

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Solution

The fourth proportional to 5,760.82, 8,641.22 and 2,300.50 is: 3,450.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,760.82 : 8,641.22 = 2,300.50 : x
  2. Step 2: Convert to fraction form
    5,760.82/8,641.22 = 2,300.50/x
  3. Step 3: Cross multiply
    5,760.82x = 8,641.22 × 2,300.50
  4. Step 4: Simplify right side
    5,760.82x = 19,879,115.11
  5. Step 5: Solve for x
    x = 19,879,115.11/5,760.82
  6. Step 6: Final answer
    x = 3,450.74

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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.