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Finding the Fourth Proportional to 5,975.82, 8,949.81 and 5,768.19

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Solution

The fourth proportional to 5,975.82, 8,949.81 and 5,768.19 is: 8,638.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,975.82 : 8,949.81 = 5,768.19 : x
  2. Step 2: Convert to fraction form
    5,975.82/8,949.81 = 5,768.19/x
  3. Step 3: Cross multiply
    5,975.82x = 8,949.81 × 5,768.19
  4. Step 4: Simplify right side
    5,975.82x = 51,624,204.54
  5. Step 5: Solve for x
    x = 51,624,204.54/5,975.82
  6. Step 6: Final answer
    x = 8,638.85

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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.