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Finding the Fourth Proportional to 937.87, 1,294.69 and 544.82

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Solution

The fourth proportional to 937.87, 1,294.69 and 544.82 is: 752.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    937.87 : 1,294.69 = 544.82 : x
  2. Step 2: Convert to fraction form
    937.87/1,294.69 = 544.82/x
  3. Step 3: Cross multiply
    937.87x = 1,294.69 × 544.82
  4. Step 4: Simplify right side
    937.87x = 705,366.53
  5. Step 5: Solve for x
    x = 705,366.53/937.87
  6. Step 6: Final answer
    x = 752.10

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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.