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Finding the Fourth Proportional to 182,672.70, 273,879.45 and 82,880.70

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Solution

The fourth proportional to 182,672.70, 273,879.45 and 82,880.70 is: 124,262.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,672.70 : 273,879.45 = 82,880.70 : x
  2. Step 2: Convert to fraction form
    182,672.70/273,879.45 = 82,880.70/x
  3. Step 3: Cross multiply
    182,672.70x = 273,879.45 × 82,880.70
  4. Step 4: Simplify right side
    182,672.70x = 22,699,320,531.62
  5. Step 5: Solve for x
    x = 22,699,320,531.62/182,672.70
  6. Step 6: Final answer
    x = 124,262.25

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1.5x scale

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.