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Finding the Fourth Proportional to 701,902.92, 968,626.02 and 379,613.01

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Solution

The fourth proportional to 701,902.92, 968,626.02 and 379,613.01 is: 523,865.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,902.92 : 968,626.02 = 379,613.01 : x
  2. Step 2: Convert to fraction form
    701,902.92/968,626.02 = 379,613.01/x
  3. Step 3: Cross multiply
    701,902.92x = 968,626.02 × 379,613.01
  4. Step 4: Simplify right side
    701,902.92x = 367,703,039,016.52
  5. Step 5: Solve for x
    x = 367,703,039,016.52/701,902.92
  6. Step 6: Final answer
    x = 523,865.95

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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.