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Finding the Fourth Proportional to 701,886.92, 968,604.60 and 379,597.02

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Solution

The fourth proportional to 701,886.92, 968,604.60 and 379,597.02 is: 523,844.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,886.92 : 968,604.60 = 379,597.02 : x
  2. Step 2: Convert to fraction form
    701,886.92/968,604.60 = 379,597.02/x
  3. Step 3: Cross multiply
    701,886.92x = 968,604.60 × 379,597.02
  4. Step 4: Simplify right side
    701,886.92x = 367,679,419,060.22
  5. Step 5: Solve for x
    x = 367,679,419,060.22/701,886.92
  6. Step 6: Final answer
    x = 523,844.24

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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.