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Finding the Fourth Proportional to 541.94, 812.25 and 267.41

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Solution

The fourth proportional to 541.94, 812.25 and 267.41 is: 400.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    541.94 : 812.25 = 267.41 : x
  2. Step 2: Convert to fraction form
    541.94/812.25 = 267.41/x
  3. Step 3: Cross multiply
    541.94x = 812.25 × 267.41
  4. Step 4: Simplify right side
    541.94x = 217,199.71
  5. Step 5: Solve for x
    x = 217,199.71/541.94
  6. Step 6: Final answer
    x = 400.79

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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.