Home / 294,511.20-406,414.29-179,981.38

Finding the Fourth Proportional to 294,511.20, 406,414.29 and 179,981.38

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Solution

The fourth proportional to 294,511.20, 406,414.29 and 179,981.38 is: 248,367.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,511.20 : 406,414.29 = 179,981.38 : x
  2. Step 2: Convert to fraction form
    294,511.20/406,414.29 = 179,981.38/x
  3. Step 3: Cross multiply
    294,511.20x = 406,414.29 × 179,981.38
  4. Step 4: Simplify right side
    294,511.20x = 73,147,004,765.92
  5. Step 5: Solve for x
    x = 73,147,004,765.92/294,511.20
  6. Step 6: Final answer
    x = 248,367.48

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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.