Home / 681,020.51-1,021,589.52-175,577.20

Finding the Fourth Proportional to 681,020.51, 1,021,589.52 and 175,577.20

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Solution

The fourth proportional to 681,020.51, 1,021,589.52 and 175,577.20 is: 263,380.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,020.51 : 1,021,589.52 = 175,577.20 : x
  2. Step 2: Convert to fraction form
    681,020.51/1,021,589.52 = 175,577.20/x
  3. Step 3: Cross multiply
    681,020.51x = 1,021,589.52 × 175,577.20
  4. Step 4: Simplify right side
    681,020.51x = 179,367,827,470.94
  5. Step 5: Solve for x
    x = 179,367,827,470.94/681,020.51
  6. Step 6: Final answer
    x = 263,380.95

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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.