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Finding the Fourth Proportional to 5,889.48, 8,835.40 and 1,729.62

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Solution

The fourth proportional to 5,889.48, 8,835.40 and 1,729.62 is: 2,594.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,889.48 : 8,835.40 = 1,729.62 : x
  2. Step 2: Convert to fraction form
    5,889.48/8,835.40 = 1,729.62/x
  3. Step 3: Cross multiply
    5,889.48x = 8,835.40 × 1,729.62
  4. Step 4: Simplify right side
    5,889.48x = 15,281,884.55
  5. Step 5: Solve for x
    x = 15,281,884.55/5,889.48
  6. Step 6: Final answer
    x = 2,594.78

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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.