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Finding the Fourth Proportional to 362,696.41, 500,765.12 and 324,336.43

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Solution

The fourth proportional to 362,696.41, 500,765.12 and 324,336.43 is: 447,802.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,696.41 : 500,765.12 = 324,336.43 : x
  2. Step 2: Convert to fraction form
    362,696.41/500,765.12 = 324,336.43/x
  3. Step 3: Cross multiply
    362,696.41x = 500,765.12 × 324,336.43
  4. Step 4: Simplify right side
    362,696.41x = 162,416,371,289.32
  5. Step 5: Solve for x
    x = 162,416,371,289.32/362,696.41
  6. Step 6: Final answer
    x = 447,802.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.