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Finding the Fourth Proportional to 5,576.83, 8,363.50 and 2,018.50

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Solution

The fourth proportional to 5,576.83, 8,363.50 and 2,018.50 is: 3,027.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,576.83 : 8,363.50 = 2,018.50 : x
  2. Step 2: Convert to fraction form
    5,576.83/8,363.50 = 2,018.50/x
  3. Step 3: Cross multiply
    5,576.83x = 8,363.50 × 2,018.50
  4. Step 4: Simplify right side
    5,576.83x = 16,881,698.80
  5. Step 5: Solve for x
    x = 16,881,698.80/5,576.83
  6. Step 6: Final answer
    x = 3,027.12

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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.