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Finding the Fourth Proportional to 504,193.92, 756,408.80 and 171,769.92

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Solution

The fourth proportional to 504,193.92, 756,408.80 and 171,769.92 is: 257,695.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,193.92 : 756,408.80 = 171,769.92 : x
  2. Step 2: Convert to fraction form
    504,193.92/756,408.80 = 171,769.92/x
  3. Step 3: Cross multiply
    504,193.92x = 756,408.80 × 171,769.92
  4. Step 4: Simplify right side
    504,193.92x = 129,928,279,063.30
  5. Step 5: Solve for x
    x = 129,928,279,063.30/504,193.92
  6. Step 6: Final answer
    x = 257,695.05

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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.