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Finding the Fourth Proportional to 1,748.99, 2,622.87 and 516.07

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Solution

The fourth proportional to 1,748.99, 2,622.87 and 516.07 is: 773.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,748.99 : 2,622.87 = 516.07 : x
  2. Step 2: Convert to fraction form
    1,748.99/2,622.87 = 516.07/x
  3. Step 3: Cross multiply
    1,748.99x = 2,622.87 × 516.07
  4. Step 4: Simplify right side
    1,748.99x = 1,353,584.52
  5. Step 5: Solve for x
    x = 1,353,584.52/1,748.99
  6. Step 6: Final answer
    x = 773.92

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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.