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Finding the Fourth Proportional to 3,477.37, 5,216.01 and 844.90

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Solution

The fourth proportional to 3,477.37, 5,216.01 and 844.90 is: 1,267.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477.37 : 5,216.01 = 844.90 : x
  2. Step 2: Convert to fraction form
    3,477.37/5,216.01 = 844.90/x
  3. Step 3: Cross multiply
    3,477.37x = 5,216.01 × 844.90
  4. Step 4: Simplify right side
    3,477.37x = 4,407,006.85
  5. Step 5: Solve for x
    x = 4,407,006.85/3,477.37
  6. Step 6: Final answer
    x = 1,267.34

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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.