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Finding the Fourth Proportional to 701,866.24, 968,578.32 and 379,576.32

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Solution

The fourth proportional to 701,866.24, 968,578.32 and 379,576.32 is: 523,816.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,866.24 : 968,578.32 = 379,576.32 : x
  2. Step 2: Convert to fraction form
    701,866.24/968,578.32 = 379,576.32/x
  3. Step 3: Cross multiply
    701,866.24x = 968,578.32 × 379,576.32
  4. Step 4: Simplify right side
    701,866.24x = 367,649,394,337.38
  5. Step 5: Solve for x
    x = 367,649,394,337.38/701,866.24
  6. Step 6: Final answer
    x = 523,816.89

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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.