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Finding the Fourth Proportional to 482,940.28, 724,246.36 and 167,323.52

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Solution

The fourth proportional to 482,940.28, 724,246.36 and 167,323.52 is: 250,928.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,940.28 : 724,246.36 = 167,323.52 : x
  2. Step 2: Convert to fraction form
    482,940.28/724,246.36 = 167,323.52/x
  3. Step 3: Cross multiply
    482,940.28x = 724,246.36 × 167,323.52
  4. Step 4: Simplify right side
    482,940.28x = 121,183,450,302.39
  5. Step 5: Solve for x
    x = 121,183,450,302.39/482,940.28
  6. Step 6: Final answer
    x = 250,928.44

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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.