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Finding the Fourth Proportional to 4,800.71, 7,183.11 and 3,417.23

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Solution

The fourth proportional to 4,800.71, 7,183.11 and 3,417.23 is: 5,113.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,800.71 : 7,183.11 = 3,417.23 : x
  2. Step 2: Convert to fraction form
    4,800.71/7,183.11 = 3,417.23/x
  3. Step 3: Cross multiply
    4,800.71x = 7,183.11 × 3,417.23
  4. Step 4: Simplify right side
    4,800.71x = 24,546,338.99
  5. Step 5: Solve for x
    x = 24,546,338.99/4,800.71
  6. Step 6: Final answer
    x = 5,113.06

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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.