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Finding the Fourth Proportional to 681,864.56, 1,022,796 and 183,228.56

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Solution

The fourth proportional to 681,864.56, 1,022,796 and 183,228.56 is: 274,842.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,864.56 : 1,022,796 = 183,228.56 : x
  2. Step 2: Convert to fraction form
    681,864.56/1,022,796 = 183,228.56/x
  3. Step 3: Cross multiply
    681,864.56x = 1,022,796 × 183,228.56
  4. Step 4: Simplify right side
    681,864.56x = 187,405,438,253.76
  5. Step 5: Solve for x
    x = 187,405,438,253.76/681,864.56
  6. Step 6: Final answer
    x = 274,842.61

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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.