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Finding the Fourth Proportional to 263,182.30, 394,769.78 and 63,501.01

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Solution

The fourth proportional to 263,182.30, 394,769.78 and 63,501.01 is: 95,250.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,182.30 : 394,769.78 = 63,501.01 : x
  2. Step 2: Convert to fraction form
    263,182.30/394,769.78 = 63,501.01/x
  3. Step 3: Cross multiply
    263,182.30x = 394,769.78 × 63,501.01
  4. Step 4: Simplify right side
    263,182.30x = 25,068,277,456.12
  5. Step 5: Solve for x
    x = 25,068,277,456.12/263,182.30
  6. Step 6: Final answer
    x = 95,250.62

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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.