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Finding the Fourth Proportional to 937.30, 1,293.58 and 544.36

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Solution

The fourth proportional to 937.30, 1,293.58 and 544.36 is: 751.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    937.30 : 1,293.58 = 544.36 : x
  2. Step 2: Convert to fraction form
    937.30/1,293.58 = 544.36/x
  3. Step 3: Cross multiply
    937.30x = 1,293.58 × 544.36
  4. Step 4: Simplify right side
    937.30x = 704,173.21
  5. Step 5: Solve for x
    x = 704,173.21/937.30
  6. Step 6: Final answer
    x = 751.28

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1.5x scale

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.