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Finding the Fourth Proportional to 533,583.99, 800,377.34 and 218,040.93

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Solution

The fourth proportional to 533,583.99, 800,377.34 and 218,040.93 is: 327,061.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,583.99 : 800,377.34 = 218,040.93 : x
  2. Step 2: Convert to fraction form
    533,583.99/800,377.34 = 218,040.93/x
  3. Step 3: Cross multiply
    533,583.99x = 800,377.34 × 218,040.93
  4. Step 4: Simplify right side
    533,583.99x = 174,515,018,474.32
  5. Step 5: Solve for x
    x = 174,515,018,474.32/533,583.99
  6. Step 6: Final answer
    x = 327,061.95

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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.