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Finding the Fourth Proportional to 5,960.08, 8,993.50 and 5,720.32

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Solution

The fourth proportional to 5,960.08, 8,993.50 and 5,720.32 is: 8,631.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,960.08 : 8,993.50 = 5,720.32 : x
  2. Step 2: Convert to fraction form
    5,960.08/8,993.50 = 5,720.32/x
  3. Step 3: Cross multiply
    5,960.08x = 8,993.50 × 5,720.32
  4. Step 4: Simplify right side
    5,960.08x = 51,445,697.92
  5. Step 5: Solve for x
    x = 51,445,697.92/5,960.08
  6. Step 6: Final answer
    x = 8,631.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.