Home / 494,619.40-741,783.30-195,000.40

Finding the Fourth Proportional to 494,619.40, 741,783.30 and 195,000.40

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Solution

The fourth proportional to 494,619.40, 741,783.30 and 195,000.40 is: 292,443.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,619.40 : 741,783.30 = 195,000.40 : x
  2. Step 2: Convert to fraction form
    494,619.40/741,783.30 = 195,000.40/x
  3. Step 3: Cross multiply
    494,619.40x = 741,783.30 × 195,000.40
  4. Step 4: Simplify right side
    494,619.40x = 144,648,040,213.32
  5. Step 5: Solve for x
    x = 144,648,040,213.32/494,619.40
  6. Step 6: Final answer
    x = 292,443.12

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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.