Home / 571,736.90-857,684.54-192,766.12

Finding the Fourth Proportional to 571,736.90, 857,684.54 and 192,766.12

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Solution

The fourth proportional to 571,736.90, 857,684.54 and 192,766.12 is: 289,175.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,736.90 : 857,684.54 = 192,766.12 : x
  2. Step 2: Convert to fraction form
    571,736.90/857,684.54 = 192,766.12/x
  3. Step 3: Cross multiply
    571,736.90x = 857,684.54 × 192,766.12
  4. Step 4: Simplify right side
    571,736.90x = 165,332,519,297.49
  5. Step 5: Solve for x
    x = 165,332,519,297.49/571,736.90
  6. Step 6: Final answer
    x = 289,175.88

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1.5x scale

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.