Home / 936,516.72-1,404,814.36-296,806.48

Finding the Fourth Proportional to 936,516.72, 1,404,814.36 and 296,806.48

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Solution

The fourth proportional to 936,516.72, 1,404,814.36 and 296,806.48 is: 445,222.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,516.72 : 1,404,814.36 = 296,806.48 : x
  2. Step 2: Convert to fraction form
    936,516.72/1,404,814.36 = 296,806.48/x
  3. Step 3: Cross multiply
    936,516.72x = 1,404,814.36 × 296,806.48
  4. Step 4: Simplify right side
    936,516.72x = 416,958,005,245.05
  5. Step 5: Solve for x
    x = 416,958,005,245.05/936,516.72
  6. Step 6: Final answer
    x = 445,222.17

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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.