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Finding the Fourth Proportional to 550,511.70, 825,573.15 and 195,537.30

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Solution

The fourth proportional to 550,511.70, 825,573.15 and 195,537.30 is: 293,236.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,511.70 : 825,573.15 = 195,537.30 : x
  2. Step 2: Convert to fraction form
    550,511.70/825,573.15 = 195,537.30/x
  3. Step 3: Cross multiply
    550,511.70x = 825,573.15 × 195,537.30
  4. Step 4: Simplify right side
    550,511.70x = 161,430,344,703.50
  5. Step 5: Solve for x
    x = 161,430,344,703.50/550,511.70
  6. Step 6: Final answer
    x = 293,236.90

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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.