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Finding the Fourth Proportional to 568,555.00, 784,605.69 and 326,884.82

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Solution

The fourth proportional to 568,555.00, 784,605.69 and 326,884.82 is: 451,100.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,555.00 : 784,605.69 = 326,884.82 : x
  2. Step 2: Convert to fraction form
    568,555.00/784,605.69 = 326,884.82/x
  3. Step 3: Cross multiply
    568,555.00x = 784,605.69 × 326,884.82
  4. Step 4: Simplify right side
    568,555.00x = 256,475,685,823.60
  5. Step 5: Solve for x
    x = 256,475,685,823.60/568,555.00
  6. Step 6: Final answer
    x = 451,100.93

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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.