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Finding the Fourth Proportional to 333,591.93, 500,383.40 and 80,874.63

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Solution

The fourth proportional to 333,591.93, 500,383.40 and 80,874.63 is: 121,310.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,591.93 : 500,383.40 = 80,874.63 : x
  2. Step 2: Convert to fraction form
    333,591.93/500,383.40 = 80,874.63/x
  3. Step 3: Cross multiply
    333,591.93x = 500,383.40 × 80,874.63
  4. Step 4: Simplify right side
    333,591.93x = 40,468,321,928.77
  5. Step 5: Solve for x
    x = 40,468,321,928.77/333,591.93
  6. Step 6: Final answer
    x = 121,310.85

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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.