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Finding the Fourth Proportional to 5,849.50, 8,775.77 and 1,745.50

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Solution

The fourth proportional to 5,849.50, 8,775.77 and 1,745.50 is: 2,618.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,849.50 : 8,775.77 = 1,745.50 : x
  2. Step 2: Convert to fraction form
    5,849.50/8,775.77 = 1,745.50/x
  3. Step 3: Cross multiply
    5,849.50x = 8,775.77 × 1,745.50
  4. Step 4: Simplify right side
    5,849.50x = 15,318,106.54
  5. Step 5: Solve for x
    x = 15,318,106.54/5,849.50
  6. Step 6: Final answer
    x = 2,618.70

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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.