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Finding the Fourth Proportional to 2,267.96, 3,401.85 and 624.47

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Solution

The fourth proportional to 2,267.96, 3,401.85 and 624.47 is: 936.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,267.96 : 3,401.85 = 624.47 : x
  2. Step 2: Convert to fraction form
    2,267.96/3,401.85 = 624.47/x
  3. Step 3: Cross multiply
    2,267.96x = 3,401.85 × 624.47
  4. Step 4: Simplify right side
    2,267.96x = 2,124,338.60
  5. Step 5: Solve for x
    x = 2,124,338.60/2,267.96
  6. Step 6: Final answer
    x = 936.67

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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.