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Finding the Fourth Proportional to 360.55, 541.02 and 177.94

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Solution

The fourth proportional to 360.55, 541.02 and 177.94 is: 267.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    360.55 : 541.02 = 177.94 : x
  2. Step 2: Convert to fraction form
    360.55/541.02 = 177.94/x
  3. Step 3: Cross multiply
    360.55x = 541.02 × 177.94
  4. Step 4: Simplify right side
    360.55x = 96,269.10
  5. Step 5: Solve for x
    x = 96,269.10/360.55
  6. Step 6: Final answer
    x = 267.01

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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.