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Finding the Fourth Proportional to 7,344.44, 10,137.08 and 4,202.44

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Solution

The fourth proportional to 7,344.44, 10,137.08 and 4,202.44 is: 5,800.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,344.44 : 10,137.08 = 4,202.44 : x
  2. Step 2: Convert to fraction form
    7,344.44/10,137.08 = 4,202.44/x
  3. Step 3: Cross multiply
    7,344.44x = 10,137.08 × 4,202.44
  4. Step 4: Simplify right side
    7,344.44x = 42,600,470.48
  5. Step 5: Solve for x
    x = 42,600,470.48/7,344.44
  6. Step 6: Final answer
    x = 5,800.37

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1.5x scale

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.