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Finding the Fourth Proportional to 6,698.40, 10,047.55 and 2,018.39

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Solution

The fourth proportional to 6,698.40, 10,047.55 and 2,018.39 is: 3,027.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,698.40 : 10,047.55 = 2,018.39 : x
  2. Step 2: Convert to fraction form
    6,698.40/10,047.55 = 2,018.39/x
  3. Step 3: Cross multiply
    6,698.40x = 10,047.55 × 2,018.39
  4. Step 4: Simplify right side
    6,698.40x = 20,279,874.44
  5. Step 5: Solve for x
    x = 20,279,874.44/6,698.40
  6. Step 6: Final answer
    x = 3,027.57

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.