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Finding the Fourth Proportional to 568,932.26, 853,523.10 and 213,946.16

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Solution

The fourth proportional to 568,932.26, 853,523.10 and 213,946.16 is: 320,966.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,932.26 : 853,523.10 = 213,946.16 : x
  2. Step 2: Convert to fraction form
    568,932.26/853,523.10 = 213,946.16/x
  3. Step 3: Cross multiply
    568,932.26x = 853,523.10 × 213,946.16
  4. Step 4: Simplify right side
    568,932.26x = 182,607,985,448.68
  5. Step 5: Solve for x
    x = 182,607,985,448.68/568,932.26
  6. Step 6: Final answer
    x = 320,966.13

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Similar ratio
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1.5x scale

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.