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Finding the Fourth Proportional to 337.84, 506.52 and 172.99

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Solution

The fourth proportional to 337.84, 506.52 and 172.99 is: 259.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.84 : 506.52 = 172.99 : x
  2. Step 2: Convert to fraction form
    337.84/506.52 = 172.99/x
  3. Step 3: Cross multiply
    337.84x = 506.52 × 172.99
  4. Step 4: Simplify right side
    337.84x = 87,621.10
  5. Step 5: Solve for x
    x = 87,621.10/337.84
  6. Step 6: Final answer
    x = 259.36

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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.