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Finding the Fourth Proportional to 4,191.67, 6,288.38 and 1,726.67

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Solution

The fourth proportional to 4,191.67, 6,288.38 and 1,726.67 is: 2,590.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,191.67 : 6,288.38 = 1,726.67 : x
  2. Step 2: Convert to fraction form
    4,191.67/6,288.38 = 1,726.67/x
  3. Step 3: Cross multiply
    4,191.67x = 6,288.38 × 1,726.67
  4. Step 4: Simplify right side
    4,191.67x = 10,857,945.00
  5. Step 5: Solve for x
    x = 10,857,945.00/4,191.67
  6. Step 6: Final answer
    x = 2,590.36

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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.