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Finding the Fourth Proportional to 835.26, 1,252.82 and 373.07

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Solution

The fourth proportional to 835.26, 1,252.82 and 373.07 is: 559.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    835.26 : 1,252.82 = 373.07 : x
  2. Step 2: Convert to fraction form
    835.26/1,252.82 = 373.07/x
  3. Step 3: Cross multiply
    835.26x = 1,252.82 × 373.07
  4. Step 4: Simplify right side
    835.26x = 467,384.23
  5. Step 5: Solve for x
    x = 467,384.23/835.26
  6. Step 6: Final answer
    x = 559.57

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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.