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Finding the Fourth Proportional to 17,471.30, 26,206.65 and 4,323.68

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Solution

The fourth proportional to 17,471.30, 26,206.65 and 4,323.68 is: 6,485.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,471.30 : 26,206.65 = 4,323.68 : x
  2. Step 2: Convert to fraction form
    17,471.30/26,206.65 = 4,323.68/x
  3. Step 3: Cross multiply
    17,471.30x = 26,206.65 × 4,323.68
  4. Step 4: Simplify right side
    17,471.30x = 113,309,037.44
  5. Step 5: Solve for x
    x = 113,309,037.44/17,471.30
  6. Step 6: Final answer
    x = 6,485.44

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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.