Home / 751,173.80-1,126,801.73-190,213.16

Finding the Fourth Proportional to 751,173.80, 1,126,801.73 and 190,213.16

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Solution

The fourth proportional to 751,173.80, 1,126,801.73 and 190,213.16 is: 285,330.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,173.80 : 1,126,801.73 = 190,213.16 : x
  2. Step 2: Convert to fraction form
    751,173.80/1,126,801.73 = 190,213.16/x
  3. Step 3: Cross multiply
    751,173.80x = 1,126,801.73 × 190,213.16
  4. Step 4: Simplify right side
    751,173.80x = 214,332,512,598.29
  5. Step 5: Solve for x
    x = 214,332,512,598.29/751,173.80
  6. Step 6: Final answer
    x = 285,330.12

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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.