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Finding the Fourth Proportional to 362,223.70, 543,335.55 and 326,794.30

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Solution

The fourth proportional to 362,223.70, 543,335.55 and 326,794.30 is: 490,191.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,223.70 : 543,335.55 = 326,794.30 : x
  2. Step 2: Convert to fraction form
    362,223.70/543,335.55 = 326,794.30/x
  3. Step 3: Cross multiply
    362,223.70x = 543,335.55 × 326,794.30
  4. Step 4: Simplify right side
    362,223.70x = 177,558,960,727.37
  5. Step 5: Solve for x
    x = 177,558,960,727.37/362,223.70
  6. Step 6: Final answer
    x = 490,191.45

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.