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Finding the Fourth Proportional to 701,864.88, 968,576.48 and 379,574.96

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Solution

The fourth proportional to 701,864.88, 968,576.48 and 379,574.96 is: 523,815.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,864.88 : 968,576.48 = 379,574.96 : x
  2. Step 2: Convert to fraction form
    701,864.88/968,576.48 = 379,574.96/x
  3. Step 3: Cross multiply
    701,864.88x = 968,576.48 × 379,574.96
  4. Step 4: Simplify right side
    701,864.88x = 367,647,378,652.94
  5. Step 5: Solve for x
    x = 367,647,378,652.94/701,864.88
  6. Step 6: Final answer
    x = 523,815.04

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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.