Home / 280,195.31-419,751.07-234,676.23

Finding the Fourth Proportional to 280,195.31, 419,751.07 and 234,676.23

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Solution

The fourth proportional to 280,195.31, 419,751.07 and 234,676.23 is: 351,560.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,195.31 : 419,751.07 = 234,676.23 : x
  2. Step 2: Convert to fraction form
    280,195.31/419,751.07 = 234,676.23/x
  3. Step 3: Cross multiply
    280,195.31x = 419,751.07 × 234,676.23
  4. Step 4: Simplify right side
    280,195.31x = 98,505,598,646.07
  5. Step 5: Solve for x
    x = 98,505,598,646.07/280,195.31
  6. Step 6: Final answer
    x = 351,560.48

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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.