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Finding the Fourth Proportional to 4,608.50, 6,899.99 and 2,960.96

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Solution

The fourth proportional to 4,608.50, 6,899.99 and 2,960.96 is: 4,433.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,608.50 : 6,899.99 = 2,960.96 : x
  2. Step 2: Convert to fraction form
    4,608.50/6,899.99 = 2,960.96/x
  3. Step 3: Cross multiply
    4,608.50x = 6,899.99 × 2,960.96
  4. Step 4: Simplify right side
    4,608.50x = 20,430,545.09
  5. Step 5: Solve for x
    x = 20,430,545.09/4,608.50
  6. Step 6: Final answer
    x = 4,433.24

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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.