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Finding the Fourth Proportional to 533,950.20, 800,925.30 and 323,998.20

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Solution

The fourth proportional to 533,950.20, 800,925.30 and 323,998.20 is: 485,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,950.20 : 800,925.30 = 323,998.20 : x
  2. Step 2: Convert to fraction form
    533,950.20/800,925.30 = 323,998.20/x
  3. Step 3: Cross multiply
    533,950.20x = 800,925.30 × 323,998.20
  4. Step 4: Simplify right side
    533,950.20x = 259,498,355,534.46
  5. Step 5: Solve for x
    x = 259,498,355,534.46/533,950.20
  6. Step 6: Final answer
    x = 485,997.30

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.