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Finding the Fourth Proportional to 182,640.25, 273,986.11 and 56,290.71

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Solution

The fourth proportional to 182,640.25, 273,986.11 and 56,290.71 is: 84,444.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,640.25 : 273,986.11 = 56,290.71 : x
  2. Step 2: Convert to fraction form
    182,640.25/273,986.11 = 56,290.71/x
  3. Step 3: Cross multiply
    182,640.25x = 273,986.11 × 56,290.71
  4. Step 4: Simplify right side
    182,640.25x = 15,422,873,759.85
  5. Step 5: Solve for x
    x = 15,422,873,759.85/182,640.25
  6. Step 6: Final answer
    x = 84,444.00

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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.