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Finding the Fourth Proportional to 737.58, 1,106.42 and 237.36

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Solution

The fourth proportional to 737.58, 1,106.42 and 237.36 is: 356.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    737.58 : 1,106.42 = 237.36 : x
  2. Step 2: Convert to fraction form
    737.58/1,106.42 = 237.36/x
  3. Step 3: Cross multiply
    737.58x = 1,106.42 × 237.36
  4. Step 4: Simplify right side
    737.58x = 262,618.66
  5. Step 5: Solve for x
    x = 262,618.66/737.58
  6. Step 6: Final answer
    x = 356.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.