Home / 227,536.80-341,961.30-198,668.40

Finding the Fourth Proportional to 227,536.80, 341,961.30 and 198,668.40

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Solution

The fourth proportional to 227,536.80, 341,961.30 and 198,668.40 is: 298,575.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,536.80 : 341,961.30 = 198,668.40 : x
  2. Step 2: Convert to fraction form
    227,536.80/341,961.30 = 198,668.40/x
  3. Step 3: Cross multiply
    227,536.80x = 341,961.30 × 198,668.40
  4. Step 4: Simplify right side
    227,536.80x = 67,936,904,332.92
  5. Step 5: Solve for x
    x = 67,936,904,332.92/227,536.80
  6. Step 6: Final answer
    x = 298,575.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.