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Finding the Fourth Proportional to 336,077.97, 504,349.79 and 133,653.34

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Solution

The fourth proportional to 336,077.97, 504,349.79 and 133,653.34 is: 200,572.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,077.97 : 504,349.79 = 133,653.34 : x
  2. Step 2: Convert to fraction form
    336,077.97/504,349.79 = 133,653.34/x
  3. Step 3: Cross multiply
    336,077.97x = 504,349.79 × 133,653.34
  4. Step 4: Simplify right side
    336,077.97x = 67,408,033,961.80
  5. Step 5: Solve for x
    x = 67,408,033,961.80/336,077.97
  6. Step 6: Final answer
    x = 200,572.61

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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.