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Finding the Fourth Proportional to 655,211.67, 982,817.10 and 181,896.90

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Solution

The fourth proportional to 655,211.67, 982,817.10 and 181,896.90 is: 272,845.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,211.67 : 982,817.10 = 181,896.90 : x
  2. Step 2: Convert to fraction form
    655,211.67/982,817.10 = 181,896.90/x
  3. Step 3: Cross multiply
    655,211.67x = 982,817.10 × 181,896.90
  4. Step 4: Simplify right side
    655,211.67x = 178,771,383,756.99
  5. Step 5: Solve for x
    x = 178,771,383,756.99/655,211.67
  6. Step 6: Final answer
    x = 272,845.24

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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.