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Finding the Fourth Proportional to 569,105.91, 853,751.52 and 265,803.37

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Solution

The fourth proportional to 569,105.91, 853,751.52 and 265,803.37 is: 398,748.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,105.91 : 853,751.52 = 265,803.37 : x
  2. Step 2: Convert to fraction form
    569,105.91/853,751.52 = 265,803.37/x
  3. Step 3: Cross multiply
    569,105.91x = 853,751.52 × 265,803.37
  4. Step 4: Simplify right side
    569,105.91x = 226,930,029,024.24
  5. Step 5: Solve for x
    x = 226,930,029,024.24/569,105.91
  6. Step 6: Final answer
    x = 398,748.33

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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.