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Finding the Fourth Proportional to 265.07, 397.37 and 234.70

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Solution

The fourth proportional to 265.07, 397.37 and 234.70 is: 351.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.07 : 397.37 = 234.70 : x
  2. Step 2: Convert to fraction form
    265.07/397.37 = 234.70/x
  3. Step 3: Cross multiply
    265.07x = 397.37 × 234.70
  4. Step 4: Simplify right side
    265.07x = 93,262.33
  5. Step 5: Solve for x
    x = 93,262.33/265.07
  6. Step 6: Final answer
    x = 351.84

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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.