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Finding the Fourth Proportional to 655,173.56, 982,765.84 and 181,895.82

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Solution

The fourth proportional to 655,173.56, 982,765.84 and 181,895.82 is: 272,845.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,173.56 : 982,765.84 = 181,895.82 : x
  2. Step 2: Convert to fraction form
    655,173.56/982,765.84 = 181,895.82/x
  3. Step 3: Cross multiply
    655,173.56x = 982,765.84 × 181,895.82
  4. Step 4: Simplify right side
    655,173.56x = 178,760,998,334.79
  5. Step 5: Solve for x
    x = 178,760,998,334.79/655,173.56
  6. Step 6: Final answer
    x = 272,845.26

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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.