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Finding the Fourth Proportional to 333,308.82, 500,025.43 and 133,644.84

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Solution

The fourth proportional to 333,308.82, 500,025.43 and 133,644.84 is: 200,492.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,308.82 : 500,025.43 = 133,644.84 : x
  2. Step 2: Convert to fraction form
    333,308.82/500,025.43 = 133,644.84/x
  3. Step 3: Cross multiply
    333,308.82x = 500,025.43 × 133,644.84
  4. Step 4: Simplify right side
    333,308.82x = 66,825,816,504.37
  5. Step 5: Solve for x
    x = 66,825,816,504.37/333,308.82
  6. Step 6: Final answer
    x = 200,492.19

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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.