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Finding the Fourth Proportional to 548,806.61, 823,237.52 and 174,858.77

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Solution

The fourth proportional to 548,806.61, 823,237.52 and 174,858.77 is: 262,296.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,806.61 : 823,237.52 = 174,858.77 : x
  2. Step 2: Convert to fraction form
    548,806.61/823,237.52 = 174,858.77/x
  3. Step 3: Cross multiply
    548,806.61x = 823,237.52 × 174,858.77
  4. Step 4: Simplify right side
    548,806.61x = 143,950,295,174.57
  5. Step 5: Solve for x
    x = 143,950,295,174.57/548,806.61
  6. Step 6: Final answer
    x = 262,296.94

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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.