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Finding the Fourth Proportional to 5,938.44, 8,907.45 and 1,555.86

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Solution

The fourth proportional to 5,938.44, 8,907.45 and 1,555.86 is: 2,333.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,938.44 : 8,907.45 = 1,555.86 : x
  2. Step 2: Convert to fraction form
    5,938.44/8,907.45 = 1,555.86/x
  3. Step 3: Cross multiply
    5,938.44x = 8,907.45 × 1,555.86
  4. Step 4: Simplify right side
    5,938.44x = 13,858,745.16
  5. Step 5: Solve for x
    x = 13,858,745.16/5,938.44
  6. Step 6: Final answer
    x = 2,333.73

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1.5x scale

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.