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Finding the Fourth Proportional to 568,804.07, 853,333.23 and 213,821.17

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Solution

The fourth proportional to 568,804.07, 853,333.23 and 213,821.17 is: 320,779.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,804.07 : 853,333.23 = 213,821.17 : x
  2. Step 2: Convert to fraction form
    568,804.07/853,333.23 = 213,821.17/x
  3. Step 3: Cross multiply
    568,804.07x = 853,333.23 × 213,821.17
  4. Step 4: Simplify right side
    568,804.07x = 182,460,707,104.23
  5. Step 5: Solve for x
    x = 182,460,707,104.23/568,804.07
  6. Step 6: Final answer
    x = 320,779.54

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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.