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Finding the Fourth Proportional to 333,469.20, 500,251.95 and 108,774.09

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Solution

The fourth proportional to 333,469.20, 500,251.95 and 108,774.09 is: 163,176.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,469.20 : 500,251.95 = 108,774.09 : x
  2. Step 2: Convert to fraction form
    333,469.20/500,251.95 = 108,774.09/x
  3. Step 3: Cross multiply
    333,469.20x = 500,251.95 × 108,774.09
  4. Step 4: Simplify right side
    333,469.20x = 54,414,450,631.98
  5. Step 5: Solve for x
    x = 54,414,450,631.98/333,469.20
  6. Step 6: Final answer
    x = 163,176.84

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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.