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Finding the Fourth Proportional to 3,760.67, 5,637.29 and 1,782.83

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Solution

The fourth proportional to 3,760.67, 5,637.29 and 1,782.83 is: 2,672.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,760.67 : 5,637.29 = 1,782.83 : x
  2. Step 2: Convert to fraction form
    3,760.67/5,637.29 = 1,782.83/x
  3. Step 3: Cross multiply
    3,760.67x = 5,637.29 × 1,782.83
  4. Step 4: Simplify right side
    3,760.67x = 10,050,334.91
  5. Step 5: Solve for x
    x = 10,050,334.91/3,760.67
  6. Step 6: Final answer
    x = 2,672.48

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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.