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Finding the Fourth Proportional to 937.28, 1,293.50 and 544.37

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Solution

The fourth proportional to 937.28, 1,293.50 and 544.37 is: 751.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    937.28 : 1,293.50 = 544.37 : x
  2. Step 2: Convert to fraction form
    937.28/1,293.50 = 544.37/x
  3. Step 3: Cross multiply
    937.28x = 1,293.50 × 544.37
  4. Step 4: Simplify right side
    937.28x = 704,137.49
  5. Step 5: Solve for x
    x = 704,137.49/937.28
  6. Step 6: Final answer
    x = 751.25

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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.