Home / 411,736.43-568,066.74-230,419.55

Finding the Fourth Proportional to 411,736.43, 568,066.74 and 230,419.55

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Solution

The fourth proportional to 411,736.43, 568,066.74 and 230,419.55 is: 317,906.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,736.43 : 568,066.74 = 230,419.55 : x
  2. Step 2: Convert to fraction form
    411,736.43/568,066.74 = 230,419.55/x
  3. Step 3: Cross multiply
    411,736.43x = 568,066.74 × 230,419.55
  4. Step 4: Simplify right side
    411,736.43x = 130,893,680,336.48
  5. Step 5: Solve for x
    x = 130,893,680,336.48/411,736.43
  6. Step 6: Final answer
    x = 317,906.49

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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.