Home / 681,326.12-1,021,993.05-175,852.54

Finding the Fourth Proportional to 681,326.12, 1,021,993.05 and 175,852.54

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Solution

The fourth proportional to 681,326.12, 1,021,993.05 and 175,852.54 is: 263,779.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,326.12 : 1,021,993.05 = 175,852.54 : x
  2. Step 2: Convert to fraction form
    681,326.12/1,021,993.05 = 175,852.54/x
  3. Step 3: Cross multiply
    681,326.12x = 1,021,993.05 × 175,852.54
  4. Step 4: Simplify right side
    681,326.12x = 179,720,073,704.85
  5. Step 5: Solve for x
    x = 179,720,073,704.85/681,326.12
  6. Step 6: Final answer
    x = 263,779.81

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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.