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Finding the Fourth Proportional to 701,859.28, 968,563.02 and 379,569.73

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Solution

The fourth proportional to 701,859.28, 968,563.02 and 379,569.73 is: 523,804.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,859.28 : 968,563.02 = 379,569.73 : x
  2. Step 2: Convert to fraction form
    701,859.28/968,563.02 = 379,569.73/x
  3. Step 3: Cross multiply
    701,859.28x = 968,563.02 × 379,569.73
  4. Step 4: Simplify right side
    701,859.28x = 367,637,203,989.39
  5. Step 5: Solve for x
    x = 367,637,203,989.39/701,859.28
  6. Step 6: Final answer
    x = 523,804.72

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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.