Home / 680,579.66-1,020,791.73-181,982.54

Finding the Fourth Proportional to 680,579.66, 1,020,791.73 and 181,982.54

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Solution

The fourth proportional to 680,579.66, 1,020,791.73 and 181,982.54 is: 272,953.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,579.66 : 1,020,791.73 = 181,982.54 : x
  2. Step 2: Convert to fraction form
    680,579.66/1,020,791.73 = 181,982.54/x
  3. Step 3: Cross multiply
    680,579.66x = 1,020,791.73 × 181,982.54
  4. Step 4: Simplify right side
    680,579.66x = 185,766,271,836.39
  5. Step 5: Solve for x
    x = 185,766,271,836.39/680,579.66
  6. Step 6: Final answer
    x = 272,953.02

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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.