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Finding the Fourth Proportional to 545,940.74, 753,183.43 and 364,771.01

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Solution

The fourth proportional to 545,940.74, 753,183.43 and 364,771.01 is: 503,240.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,940.74 : 753,183.43 = 364,771.01 : x
  2. Step 2: Convert to fraction form
    545,940.74/753,183.43 = 364,771.01/x
  3. Step 3: Cross multiply
    545,940.74x = 753,183.43 × 364,771.01
  4. Step 4: Simplify right side
    545,940.74x = 274,739,481,447.40
  5. Step 5: Solve for x
    x = 274,739,481,447.40/545,940.74
  6. Step 6: Final answer
    x = 503,240.48

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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.