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Finding the Fourth Proportional to 537,511.80, 806,559.30 and 222,000.60

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Solution

The fourth proportional to 537,511.80, 806,559.30 and 222,000.60 is: 333,121.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,511.80 : 806,559.30 = 222,000.60 : x
  2. Step 2: Convert to fraction form
    537,511.80/806,559.30 = 222,000.60/x
  3. Step 3: Cross multiply
    537,511.80x = 806,559.30 × 222,000.60
  4. Step 4: Simplify right side
    537,511.80x = 179,056,648,535.58
  5. Step 5: Solve for x
    x = 179,056,648,535.58/537,511.80
  6. Step 6: Final answer
    x = 333,121.34

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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.