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Finding the Fourth Proportional to 8,944.33, 13,401.91 and 4,555.75

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Solution

The fourth proportional to 8,944.33, 13,401.91 and 4,555.75 is: 6,826.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,944.33 : 13,401.91 = 4,555.75 : x
  2. Step 2: Convert to fraction form
    8,944.33/13,401.91 = 4,555.75/x
  3. Step 3: Cross multiply
    8,944.33x = 13,401.91 × 4,555.75
  4. Step 4: Simplify right side
    8,944.33x = 61,055,751.48
  5. Step 5: Solve for x
    x = 61,055,751.48/8,944.33
  6. Step 6: Final answer
    x = 6,826.20

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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.