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Finding the Fourth Proportional to 303,083.73, 454,756.70 and 162,678.33

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Solution

The fourth proportional to 303,083.73, 454,756.70 and 162,678.33 is: 244,087.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,083.73 : 454,756.70 = 162,678.33 : x
  2. Step 2: Convert to fraction form
    303,083.73/454,756.70 = 162,678.33/x
  3. Step 3: Cross multiply
    303,083.73x = 454,756.70 × 162,678.33
  4. Step 4: Simplify right side
    303,083.73x = 73,979,060,512.31
  5. Step 5: Solve for x
    x = 73,979,060,512.31/303,083.73
  6. Step 6: Final answer
    x = 244,087.86

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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.