Home / 751,181.67-1,126,813.55-190,221.03

Finding the Fourth Proportional to 751,181.67, 1,126,813.55 and 190,221.03

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Solution

The fourth proportional to 751,181.67, 1,126,813.55 and 190,221.03 is: 285,341.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,181.67 : 1,126,813.55 = 190,221.03 : x
  2. Step 2: Convert to fraction form
    751,181.67/1,126,813.55 = 190,221.03/x
  3. Step 3: Cross multiply
    751,181.67x = 1,126,813.55 × 190,221.03
  4. Step 4: Simplify right side
    751,181.67x = 214,343,633,147.85
  5. Step 5: Solve for x
    x = 214,343,633,147.85/751,181.67
  6. Step 6: Final answer
    x = 285,341.94

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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.