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Finding the Fourth Proportional to 504.59, 756.23 and 226.74

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Solution

The fourth proportional to 504.59, 756.23 and 226.74 is: 339.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    504.59 : 756.23 = 226.74 : x
  2. Step 2: Convert to fraction form
    504.59/756.23 = 226.74/x
  3. Step 3: Cross multiply
    504.59x = 756.23 × 226.74
  4. Step 4: Simplify right side
    504.59x = 171,467.80
  5. Step 5: Solve for x
    x = 171,467.80/504.59
  6. Step 6: Final answer
    x = 339.82

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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.