Home / 701,899.82-968,621.75-379,609.92

Finding the Fourth Proportional to 701,899.82, 968,621.75 and 379,609.92

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Solution

The fourth proportional to 701,899.82, 968,621.75 and 379,609.92 is: 523,861.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,899.82 : 968,621.75 = 379,609.92 : x
  2. Step 2: Convert to fraction form
    701,899.82/968,621.75 = 379,609.92/x
  3. Step 3: Cross multiply
    701,899.82x = 968,621.75 × 379,609.92
  4. Step 4: Simplify right side
    701,899.82x = 367,698,422,606.21
  5. Step 5: Solve for x
    x = 367,698,422,606.21/701,899.82
  6. Step 6: Final answer
    x = 523,861.69

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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.