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Finding the Fourth Proportional to 359.10, 538.58 and 164.04

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Solution

The fourth proportional to 359.10, 538.58 and 164.04 is: 246.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    359.10 : 538.58 = 164.04 : x
  2. Step 2: Convert to fraction form
    359.10/538.58 = 164.04/x
  3. Step 3: Cross multiply
    359.10x = 538.58 × 164.04
  4. Step 4: Simplify right side
    359.10x = 88,348.66
  5. Step 5: Solve for x
    x = 88,348.66/359.10
  6. Step 6: Final answer
    x = 246.03

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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.