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Finding the Fourth Proportional to 444,960.83, 613,876.44 and 328,952.85

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Solution

The fourth proportional to 444,960.83, 613,876.44 and 328,952.85 is: 453,829.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,960.83 : 613,876.44 = 328,952.85 : x
  2. Step 2: Convert to fraction form
    444,960.83/613,876.44 = 328,952.85/x
  3. Step 3: Cross multiply
    444,960.83x = 613,876.44 × 328,952.85
  4. Step 4: Simplify right side
    444,960.83x = 201,936,405,719.43
  5. Step 5: Solve for x
    x = 201,936,405,719.43/444,960.83
  6. Step 6: Final answer
    x = 453,829.63

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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.