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Finding the Fourth Proportional to 578,591.94, 798,447.96 and 323,952.24

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Solution

The fourth proportional to 578,591.94, 798,447.96 and 323,952.24 is: 447,049.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,591.94 : 798,447.96 = 323,952.24 : x
  2. Step 2: Convert to fraction form
    578,591.94/798,447.96 = 323,952.24/x
  3. Step 3: Cross multiply
    578,591.94x = 798,447.96 × 323,952.24
  4. Step 4: Simplify right side
    578,591.94x = 258,659,005,165.43
  5. Step 5: Solve for x
    x = 258,659,005,165.43/578,591.94
  6. Step 6: Final answer
    x = 447,049.10

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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.