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Finding the Fourth Proportional to 263,234.72, 363,263.99 and 148,537.67

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Solution

The fourth proportional to 263,234.72, 363,263.99 and 148,537.67 is: 204,982.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,234.72 : 363,263.99 = 148,537.67 : x
  2. Step 2: Convert to fraction form
    263,234.72/363,263.99 = 148,537.67/x
  3. Step 3: Cross multiply
    263,234.72x = 363,263.99 × 148,537.67
  4. Step 4: Simplify right side
    263,234.72x = 53,958,386,834.97
  5. Step 5: Solve for x
    x = 53,958,386,834.97/263,234.72
  6. Step 6: Final answer
    x = 204,982.03

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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.