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Finding the Fourth Proportional to 358.09, 536.77 and 175.26

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Solution

The fourth proportional to 358.09, 536.77 and 175.26 is: 262.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    358.09 : 536.77 = 175.26 : x
  2. Step 2: Convert to fraction form
    358.09/536.77 = 175.26/x
  3. Step 3: Cross multiply
    358.09x = 536.77 × 175.26
  4. Step 4: Simplify right side
    358.09x = 94,073.87
  5. Step 5: Solve for x
    x = 94,073.87/358.09
  6. Step 6: Final answer
    x = 262.71

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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.