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Finding the Fourth Proportional to 504,164.69, 695,738.30 and 274,723.59

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Solution

The fourth proportional to 504,164.69, 695,738.30 and 274,723.59 is: 379,113.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,164.69 : 695,738.30 = 274,723.59 : x
  2. Step 2: Convert to fraction form
    504,164.69/695,738.30 = 274,723.59/x
  3. Step 3: Cross multiply
    504,164.69x = 695,738.30 × 274,723.59
  4. Step 4: Simplify right side
    504,164.69x = 191,135,722,102.88
  5. Step 5: Solve for x
    x = 191,135,722,102.88/504,164.69
  6. Step 6: Final answer
    x = 379,113.67

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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.