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Finding the Fourth Proportional to 4,692.37, 7,040.99 and 3,404.47

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Solution

The fourth proportional to 4,692.37, 7,040.99 and 3,404.47 is: 5,108.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,692.37 : 7,040.99 = 3,404.47 : x
  2. Step 2: Convert to fraction form
    4,692.37/7,040.99 = 3,404.47/x
  3. Step 3: Cross multiply
    4,692.37x = 7,040.99 × 3,404.47
  4. Step 4: Simplify right side
    4,692.37x = 23,970,839.23
  5. Step 5: Solve for x
    x = 23,970,839.23/4,692.37
  6. Step 6: Final answer
    x = 5,108.47

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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.