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Finding the Fourth Proportional to 523.98, 786.06 and 235.26

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Solution

The fourth proportional to 523.98, 786.06 and 235.26 is: 352.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    523.98 : 786.06 = 235.26 : x
  2. Step 2: Convert to fraction form
    523.98/786.06 = 235.26/x
  3. Step 3: Cross multiply
    523.98x = 786.06 × 235.26
  4. Step 4: Simplify right side
    523.98x = 184,928.48
  5. Step 5: Solve for x
    x = 184,928.48/523.98
  6. Step 6: Final answer
    x = 352.93

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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.