Home / 936,382.07-1,291,731.20-568,761.38

Finding the Fourth Proportional to 936,382.07, 1,291,731.20 and 568,761.38

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Solution

The fourth proportional to 936,382.07, 1,291,731.20 and 568,761.38 is: 784,601.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,382.07 : 1,291,731.20 = 568,761.38 : x
  2. Step 2: Convert to fraction form
    936,382.07/1,291,731.20 = 568,761.38/x
  3. Step 3: Cross multiply
    936,382.07x = 1,291,731.20 × 568,761.38
  4. Step 4: Simplify right side
    936,382.07x = 734,686,817,575.44
  5. Step 5: Solve for x
    x = 734,686,817,575.44/936,382.07
  6. Step 6: Final answer
    x = 784,601.54

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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.