Home / 658,096.94-986,949.24-279,011.61

Finding the Fourth Proportional to 658,096.94, 986,949.24 and 279,011.61

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Solution

The fourth proportional to 658,096.94, 986,949.24 and 279,011.61 is: 418,434.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,096.94 : 986,949.24 = 279,011.61 : x
  2. Step 2: Convert to fraction form
    658,096.94/986,949.24 = 279,011.61/x
  3. Step 3: Cross multiply
    658,096.94x = 986,949.24 × 279,011.61
  4. Step 4: Simplify right side
    658,096.94x = 275,370,296,440.68
  5. Step 5: Solve for x
    x = 275,370,296,440.68/658,096.94
  6. Step 6: Final answer
    x = 418,434.25

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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.