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Finding the Fourth Proportional to 504,255.15, 756,826.43 and 264,540.34

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Solution

The fourth proportional to 504,255.15, 756,826.43 and 264,540.34 is: 397,043.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,255.15 : 756,826.43 = 264,540.34 : x
  2. Step 2: Convert to fraction form
    504,255.15/756,826.43 = 264,540.34/x
  3. Step 3: Cross multiply
    504,255.15x = 756,826.43 × 264,540.34
  4. Step 4: Simplify right side
    504,255.15x = 200,211,121,113.19
  5. Step 5: Solve for x
    x = 200,211,121,113.19/504,255.15
  6. Step 6: Final answer
    x = 397,043.28

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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.