Home / 798,837.69-1,198,256.70-199,798.91

Finding the Fourth Proportional to 798,837.69, 1,198,256.70 and 199,798.91

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Solution

The fourth proportional to 798,837.69, 1,198,256.70 and 199,798.91 is: 299,698.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,837.69 : 1,198,256.70 = 199,798.91 : x
  2. Step 2: Convert to fraction form
    798,837.69/1,198,256.70 = 199,798.91/x
  3. Step 3: Cross multiply
    798,837.69x = 1,198,256.70 × 199,798.91
  4. Step 4: Simplify right side
    798,837.69x = 239,410,382,560.20
  5. Step 5: Solve for x
    x = 239,410,382,560.20/798,837.69
  6. Step 6: Final answer
    x = 299,698.41

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Double scale
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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.