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Finding the Fourth Proportional to 537,968.80, 806,661.60 and 222,068.80

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Solution

The fourth proportional to 537,968.80, 806,661.60 and 222,068.80 is: 332,982.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,968.80 : 806,661.60 = 222,068.80 : x
  2. Step 2: Convert to fraction form
    537,968.80/806,661.60 = 222,068.80/x
  3. Step 3: Cross multiply
    537,968.80x = 806,661.60 × 222,068.80
  4. Step 4: Simplify right side
    537,968.80x = 179,134,373,518.08
  5. Step 5: Solve for x
    x = 179,134,373,518.08/537,968.80
  6. Step 6: Final answer
    x = 332,982.83

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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.