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Finding the Fourth Proportional to 333,896.45, 460,687.43 and 190,627.97

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Solution

The fourth proportional to 333,896.45, 460,687.43 and 190,627.97 is: 263,015.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,896.45 : 460,687.43 = 190,627.97 : x
  2. Step 2: Convert to fraction form
    333,896.45/460,687.43 = 190,627.97/x
  3. Step 3: Cross multiply
    333,896.45x = 460,687.43 × 190,627.97
  4. Step 4: Simplify right side
    333,896.45x = 87,819,907,758.55
  5. Step 5: Solve for x
    x = 87,819,907,758.55/333,896.45
  6. Step 6: Final answer
    x = 263,015.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.