Home / 705,099.44-1,057,513.80-199,538.30

Finding the Fourth Proportional to 705,099.44, 1,057,513.80 and 199,538.30

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Solution

The fourth proportional to 705,099.44, 1,057,513.80 and 199,538.30 is: 299,269.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,099.44 : 1,057,513.80 = 199,538.30 : x
  2. Step 2: Convert to fraction form
    705,099.44/1,057,513.80 = 199,538.30/x
  3. Step 3: Cross multiply
    705,099.44x = 1,057,513.80 × 199,538.30
  4. Step 4: Simplify right side
    705,099.44x = 211,014,505,878.54
  5. Step 5: Solve for x
    x = 211,014,505,878.54/705,099.44
  6. Step 6: Final answer
    x = 299,269.14

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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.