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Finding the Fourth Proportional to 3,164.76, 4,748.22 and 1,704.06

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Solution

The fourth proportional to 3,164.76, 4,748.22 and 1,704.06 is: 2,556.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,164.76 : 4,748.22 = 1,704.06 : x
  2. Step 2: Convert to fraction form
    3,164.76/4,748.22 = 1,704.06/x
  3. Step 3: Cross multiply
    3,164.76x = 4,748.22 × 1,704.06
  4. Step 4: Simplify right side
    3,164.76x = 8,091,251.77
  5. Step 5: Solve for x
    x = 8,091,251.77/3,164.76
  6. Step 6: Final answer
    x = 2,556.67

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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.