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Finding the Fourth Proportional to 568,600.58, 784,668.33 and 326,930.40

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Solution

The fourth proportional to 568,600.58, 784,668.33 and 326,930.40 is: 451,163.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,600.58 : 784,668.33 = 326,930.40 : x
  2. Step 2: Convert to fraction form
    568,600.58/784,668.33 = 326,930.40/x
  3. Step 3: Cross multiply
    568,600.58x = 784,668.33 × 326,930.40
  4. Step 4: Simplify right side
    568,600.58x = 256,531,930,994.23
  5. Step 5: Solve for x
    x = 256,531,930,994.23/568,600.58
  6. Step 6: Final answer
    x = 451,163.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.