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Finding the Fourth Proportional to 5,851.85, 8,777.78 and 1,469.30

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Solution

The fourth proportional to 5,851.85, 8,777.78 and 1,469.30 is: 2,203.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,851.85 : 8,777.78 = 1,469.30 : x
  2. Step 2: Convert to fraction form
    5,851.85/8,777.78 = 1,469.30/x
  3. Step 3: Cross multiply
    5,851.85x = 8,777.78 × 1,469.30
  4. Step 4: Simplify right side
    5,851.85x = 12,897,192.15
  5. Step 5: Solve for x
    x = 12,897,192.15/5,851.85
  6. Step 6: Final answer
    x = 2,203.95

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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.