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Finding the Fourth Proportional to 737.22, 1,017.46 and 475.99

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Solution

The fourth proportional to 737.22, 1,017.46 and 475.99 is: 656.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    737.22 : 1,017.46 = 475.99 : x
  2. Step 2: Convert to fraction form
    737.22/1,017.46 = 475.99/x
  3. Step 3: Cross multiply
    737.22x = 1,017.46 × 475.99
  4. Step 4: Simplify right side
    737.22x = 484,300.87
  5. Step 5: Solve for x
    x = 484,300.87/737.22
  6. Step 6: Final answer
    x = 656.93

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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.