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Finding the Fourth Proportional to 656,189.70, 984,163.05 and 182,777.10

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Solution

The fourth proportional to 656,189.70, 984,163.05 and 182,777.10 is: 274,131.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,189.70 : 984,163.05 = 182,777.10 : x
  2. Step 2: Convert to fraction form
    656,189.70/984,163.05 = 182,777.10/x
  3. Step 3: Cross multiply
    656,189.70x = 984,163.05 × 182,777.10
  4. Step 4: Simplify right side
    656,189.70x = 179,882,468,206.16
  5. Step 5: Solve for x
    x = 179,882,468,206.16/656,189.70
  6. Step 6: Final answer
    x = 274,131.81

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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.