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Finding the Fourth Proportional to 737.08, 1,017.03 and 442.24

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Solution

The fourth proportional to 737.08, 1,017.03 and 442.24 is: 610.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    737.08 : 1,017.03 = 442.24 : x
  2. Step 2: Convert to fraction form
    737.08/1,017.03 = 442.24/x
  3. Step 3: Cross multiply
    737.08x = 1,017.03 × 442.24
  4. Step 4: Simplify right side
    737.08x = 449,771.35
  5. Step 5: Solve for x
    x = 449,771.35/737.08
  6. Step 6: Final answer
    x = 610.21

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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.