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Finding the Fourth Proportional to 2,403.98, 3,606.84 and 944.13

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Solution

The fourth proportional to 2,403.98, 3,606.84 and 944.13 is: 1,416.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,403.98 : 3,606.84 = 944.13 : x
  2. Step 2: Convert to fraction form
    2,403.98/3,606.84 = 944.13/x
  3. Step 3: Cross multiply
    2,403.98x = 3,606.84 × 944.13
  4. Step 4: Simplify right side
    2,403.98x = 3,405,325.85
  5. Step 5: Solve for x
    x = 3,405,325.85/2,403.98
  6. Step 6: Final answer
    x = 1,416.54

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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.