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Finding the Fourth Proportional to 579,180.00, 798,382.41 and 406,613.85

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Solution

The fourth proportional to 579,180.00, 798,382.41 and 406,613.85 is: 560,505.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,180.00 : 798,382.41 = 406,613.85 : x
  2. Step 2: Convert to fraction form
    579,180.00/798,382.41 = 406,613.85/x
  3. Step 3: Cross multiply
    579,180.00x = 798,382.41 × 406,613.85
  4. Step 4: Simplify right side
    579,180.00x = 324,633,345,474.54
  5. Step 5: Solve for x
    x = 324,633,345,474.54/579,180.00
  6. Step 6: Final answer
    x = 560,505.10

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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.