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Finding the Fourth Proportional to 1,744.21, 2,614.47 and 573.91

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Solution

The fourth proportional to 1,744.21, 2,614.47 and 573.91 is: 860.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,744.21 : 2,614.47 = 573.91 : x
  2. Step 2: Convert to fraction form
    1,744.21/2,614.47 = 573.91/x
  3. Step 3: Cross multiply
    1,744.21x = 2,614.47 × 573.91
  4. Step 4: Simplify right side
    1,744.21x = 1,500,470.48
  5. Step 5: Solve for x
    x = 1,500,470.48/1,744.21
  6. Step 6: Final answer
    x = 860.26

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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.