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Finding the Fourth Proportional to 568,526.43, 853,235.31 and 396,630.28

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Solution

The fourth proportional to 568,526.43, 853,235.31 and 396,630.28 is: 595,256.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,526.43 : 853,235.31 = 396,630.28 : x
  2. Step 2: Convert to fraction form
    568,526.43/853,235.31 = 396,630.28/x
  3. Step 3: Cross multiply
    568,526.43x = 853,235.31 × 396,630.28
  4. Step 4: Simplify right side
    568,526.43x = 338,418,959,911.19
  5. Step 5: Solve for x
    x = 338,418,959,911.19/568,526.43
  6. Step 6: Final answer
    x = 595,256.34

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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.