Home / 654,991.20-982,486.71-181,676.56

Finding the Fourth Proportional to 654,991.20, 982,486.71 and 181,676.56

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Solution

The fourth proportional to 654,991.20, 982,486.71 and 181,676.56 is: 272,514.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,991.20 : 982,486.71 = 181,676.56 : x
  2. Step 2: Convert to fraction form
    654,991.20/982,486.71 = 181,676.56/x
  3. Step 3: Cross multiply
    654,991.20x = 982,486.71 × 181,676.56
  4. Step 4: Simplify right side
    654,991.20x = 178,494,805,718.52
  5. Step 5: Solve for x
    x = 178,494,805,718.52/654,991.20
  6. Step 6: Final answer
    x = 272,514.82

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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.