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Finding the Fourth Proportional to 568,425.87, 851,898.33 and 231,072.46

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Solution

The fourth proportional to 568,425.87, 851,898.33 and 231,072.46 is: 346,307.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,425.87 : 851,898.33 = 231,072.46 : x
  2. Step 2: Convert to fraction form
    568,425.87/851,898.33 = 231,072.46/x
  3. Step 3: Cross multiply
    568,425.87x = 851,898.33 × 231,072.46
  4. Step 4: Simplify right side
    568,425.87x = 196,850,240,653.25
  5. Step 5: Solve for x
    x = 196,850,240,653.25/568,425.87
  6. Step 6: Final answer
    x = 346,307.67

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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.