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Finding the Fourth Proportional to 359.07, 537.71 and 294.23

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Solution

The fourth proportional to 359.07, 537.71 and 294.23 is: 440.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    359.07 : 537.71 = 294.23 : x
  2. Step 2: Convert to fraction form
    359.07/537.71 = 294.23/x
  3. Step 3: Cross multiply
    359.07x = 537.71 × 294.23
  4. Step 4: Simplify right side
    359.07x = 158,212.77
  5. Step 5: Solve for x
    x = 158,212.77/359.07
  6. Step 6: Final answer
    x = 440.62

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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.