Home / 665,871.26-998,836.04-192,604.46

Finding the Fourth Proportional to 665,871.26, 998,836.04 and 192,604.46

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Solution

The fourth proportional to 665,871.26, 998,836.04 and 192,604.46 is: 288,915.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,871.26 : 998,836.04 = 192,604.46 : x
  2. Step 2: Convert to fraction form
    665,871.26/998,836.04 = 192,604.46/x
  3. Step 3: Cross multiply
    665,871.26x = 998,836.04 × 192,604.46
  4. Step 4: Simplify right side
    665,871.26x = 192,380,276,112.74
  5. Step 5: Solve for x
    x = 192,380,276,112.74/665,871.26
  6. Step 6: Final answer
    x = 288,915.12

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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.