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Finding the Fourth Proportional to 503.88, 755.93 and 179.25

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Solution

The fourth proportional to 503.88, 755.93 and 179.25 is: 268.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    503.88 : 755.93 = 179.25 : x
  2. Step 2: Convert to fraction form
    503.88/755.93 = 179.25/x
  3. Step 3: Cross multiply
    503.88x = 755.93 × 179.25
  4. Step 4: Simplify right side
    503.88x = 135,501.25
  5. Step 5: Solve for x
    x = 135,501.25/503.88
  6. Step 6: Final answer
    x = 268.91

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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.