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Finding the Fourth Proportional to 17,604.98, 26,388.90 and 6,504.56

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Solution

The fourth proportional to 17,604.98, 26,388.90 and 6,504.56 is: 9,749.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,604.98 : 26,388.90 = 6,504.56 : x
  2. Step 2: Convert to fraction form
    17,604.98/26,388.90 = 6,504.56/x
  3. Step 3: Cross multiply
    17,604.98x = 26,388.90 × 6,504.56
  4. Step 4: Simplify right side
    17,604.98x = 171,648,183.38
  5. Step 5: Solve for x
    x = 171,648,183.38/17,604.98
  6. Step 6: Final answer
    x = 9,749.98

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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.