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Finding the Fourth Proportional to 337.02, 505.80 and 174.81

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Solution

The fourth proportional to 337.02, 505.80 and 174.81 is: 262.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.02 : 505.80 = 174.81 : x
  2. Step 2: Convert to fraction form
    337.02/505.80 = 174.81/x
  3. Step 3: Cross multiply
    337.02x = 505.80 × 174.81
  4. Step 4: Simplify right side
    337.02x = 88,418.90
  5. Step 5: Solve for x
    x = 88,418.90/337.02
  6. Step 6: Final answer
    x = 262.36

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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.