Home / 293,787.24-405,550.42-198,423.12

Finding the Fourth Proportional to 293,787.24, 405,550.42 and 198,423.12

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Solution

The fourth proportional to 293,787.24, 405,550.42 and 198,423.12 is: 273,907.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,787.24 : 405,550.42 = 198,423.12 : x
  2. Step 2: Convert to fraction form
    293,787.24/405,550.42 = 198,423.12/x
  3. Step 3: Cross multiply
    293,787.24x = 405,550.42 × 198,423.12
  4. Step 4: Simplify right side
    293,787.24x = 80,470,579,653.71
  5. Step 5: Solve for x
    x = 80,470,579,653.71/293,787.24
  6. Step 6: Final answer
    x = 273,907.67

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1.5x scale

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.