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Finding the Fourth Proportional to 6,021.70, 8,441.90 and 6,021.70

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Solution

The fourth proportional to 6,021.70, 8,441.90 and 6,021.70 is: 8,441.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,021.70 : 8,441.90 = 6,021.70 : x
  2. Step 2: Convert to fraction form
    6,021.70/8,441.90 = 6,021.70/x
  3. Step 3: Cross multiply
    6,021.70x = 8,441.90 × 6,021.70
  4. Step 4: Simplify right side
    6,021.70x = 50,834,589.23
  5. Step 5: Solve for x
    x = 50,834,589.23/6,021.70
  6. Step 6: Final answer
    x = 8,441.90

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Half scale
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Double scale
Find fourth proportional to 6,022.70, 8,443.30 and 6,022.70
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.