Home / 701,905.82-968,630.07-379,615.83

Finding the Fourth Proportional to 701,905.82, 968,630.07 and 379,615.83

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Solution

The fourth proportional to 701,905.82, 968,630.07 and 379,615.83 is: 523,869.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,905.82 : 968,630.07 = 379,615.83 : x
  2. Step 2: Convert to fraction form
    701,905.82/968,630.07 = 379,615.83/x
  3. Step 3: Cross multiply
    701,905.82x = 968,630.07 × 379,615.83
  4. Step 4: Simplify right side
    701,905.82x = 367,707,303,142.86
  5. Step 5: Solve for x
    x = 367,707,303,142.86/701,905.82
  6. Step 6: Final answer
    x = 523,869.86

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1.5x scale

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.