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Finding the Fourth Proportional to 937.37, 1,294 and 544.31

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Solution

The fourth proportional to 937.37, 1,294 and 544.31 is: 751.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    937.37 : 1,294 = 544.31 : x
  2. Step 2: Convert to fraction form
    937.37/1,294 = 544.31/x
  3. Step 3: Cross multiply
    937.37x = 1,294 × 544.31
  4. Step 4: Simplify right side
    937.37x = 704,340.38
  5. Step 5: Solve for x
    x = 704,340.38/937.37
  6. Step 6: Final answer
    x = 751.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.