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Finding the Fourth Proportional to 701,606.07, 968,216.43 and 379,316.07

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Solution

The fourth proportional to 701,606.07, 968,216.43 and 379,316.07 is: 523,456.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,606.07 : 968,216.43 = 379,316.07 : x
  2. Step 2: Convert to fraction form
    701,606.07/968,216.43 = 379,316.07/x
  3. Step 3: Cross multiply
    701,606.07x = 968,216.43 × 379,316.07
  4. Step 4: Simplify right side
    701,606.07x = 367,260,051,137.03
  5. Step 5: Solve for x
    x = 367,260,051,137.03/701,606.07
  6. Step 6: Final answer
    x = 523,456.21

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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.