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Finding the Fourth Proportional to 655,181.46, 982,662.84 and 181,914.66

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Solution

The fourth proportional to 655,181.46, 982,662.84 and 181,914.66 is: 272,841.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,181.46 : 982,662.84 = 181,914.66 : x
  2. Step 2: Convert to fraction form
    655,181.46/982,662.84 = 181,914.66/x
  3. Step 3: Cross multiply
    655,181.46x = 982,662.84 × 181,914.66
  4. Step 4: Simplify right side
    655,181.46x = 178,760,776,433.23
  5. Step 5: Solve for x
    x = 178,760,776,433.23/655,181.46
  6. Step 6: Final answer
    x = 272,841.63

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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.