Home / 462,022.20-693,103.06-195,783.80

Finding the Fourth Proportional to 462,022.20, 693,103.06 and 195,783.80

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Solution

The fourth proportional to 462,022.20, 693,103.06 and 195,783.80 is: 293,705.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,022.20 : 693,103.06 = 195,783.80 : x
  2. Step 2: Convert to fraction form
    462,022.20/693,103.06 = 195,783.80/x
  3. Step 3: Cross multiply
    462,022.20x = 693,103.06 × 195,783.80
  4. Step 4: Simplify right side
    462,022.20x = 135,698,350,878.43
  5. Step 5: Solve for x
    x = 135,698,350,878.43/462,022.20
  6. Step 6: Final answer
    x = 293,705.26

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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.