Home / 494,521.60-741,976.80-194,951.20

Finding the Fourth Proportional to 494,521.60, 741,976.80 and 194,951.20

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Solution

The fourth proportional to 494,521.60, 741,976.80 and 194,951.20 is: 292,503.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,521.60 : 741,976.80 = 194,951.20 : x
  2. Step 2: Convert to fraction form
    494,521.60/741,976.80 = 194,951.20/x
  3. Step 3: Cross multiply
    494,521.60x = 741,976.80 × 194,951.20
  4. Step 4: Simplify right side
    494,521.60x = 144,649,267,532.16
  5. Step 5: Solve for x
    x = 144,649,267,532.16/494,521.60
  6. Step 6: Final answer
    x = 292,503.44

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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.