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Finding the Fourth Proportional to 3,300.96, 4,952.19 and 960.99

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Solution

The fourth proportional to 3,300.96, 4,952.19 and 960.99 is: 1,441.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300.96 : 4,952.19 = 960.99 : x
  2. Step 2: Convert to fraction form
    3,300.96/4,952.19 = 960.99/x
  3. Step 3: Cross multiply
    3,300.96x = 4,952.19 × 960.99
  4. Step 4: Simplify right side
    3,300.96x = 4,759,005.07
  5. Step 5: Solve for x
    x = 4,759,005.07/3,300.96
  6. Step 6: Final answer
    x = 1,441.70

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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.