Home / 344,522.14-516,852.18-192,934.78

Finding the Fourth Proportional to 344,522.14, 516,852.18 and 192,934.78

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Solution

The fourth proportional to 344,522.14, 516,852.18 and 192,934.78 is: 289,440.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,522.14 : 516,852.18 = 192,934.78 : x
  2. Step 2: Convert to fraction form
    344,522.14/516,852.18 = 192,934.78/x
  3. Step 3: Cross multiply
    344,522.14x = 516,852.18 × 192,934.78
  4. Step 4: Simplify right side
    344,522.14x = 99,718,760,348.69
  5. Step 5: Solve for x
    x = 99,718,760,348.69/344,522.14
  6. Step 6: Final answer
    x = 289,440.79

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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.