Home / 405,923.24-608,872.26-192,844.50

Finding the Fourth Proportional to 405,923.24, 608,872.26 and 192,844.50

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Solution

The fourth proportional to 405,923.24, 608,872.26 and 192,844.50 is: 289,260.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,923.24 : 608,872.26 = 192,844.50 : x
  2. Step 2: Convert to fraction form
    405,923.24/608,872.26 = 192,844.50/x
  3. Step 3: Cross multiply
    405,923.24x = 608,872.26 × 192,844.50
  4. Step 4: Simplify right side
    405,923.24x = 117,417,666,543.57
  5. Step 5: Solve for x
    x = 117,417,666,543.57/405,923.24
  6. Step 6: Final answer
    x = 289,260.76

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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.