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Finding the Fourth Proportional to 937.29, 1,293.63 and 544.32

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Solution

The fourth proportional to 937.29, 1,293.63 and 544.32 is: 751.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    937.29 : 1,293.63 = 544.32 : x
  2. Step 2: Convert to fraction form
    937.29/1,293.63 = 544.32/x
  3. Step 3: Cross multiply
    937.29x = 1,293.63 × 544.32
  4. Step 4: Simplify right side
    937.29x = 704,148.68
  5. Step 5: Solve for x
    x = 704,148.68/937.29
  6. Step 6: Final answer
    x = 751.26

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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.