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Finding the Fourth Proportional to 359.22, 539.14 and 164.52

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Solution

The fourth proportional to 359.22, 539.14 and 164.52 is: 246.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    359.22 : 539.14 = 164.52 : x
  2. Step 2: Convert to fraction form
    359.22/539.14 = 164.52/x
  3. Step 3: Cross multiply
    359.22x = 539.14 × 164.52
  4. Step 4: Simplify right side
    359.22x = 88,699.31
  5. Step 5: Solve for x
    x = 88,699.31/359.22
  6. Step 6: Final answer
    x = 246.92

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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.