Home / 551,440.20-826,965.90-196,465.80

Finding the Fourth Proportional to 551,440.20, 826,965.90 and 196,465.80

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Solution

The fourth proportional to 551,440.20, 826,965.90 and 196,465.80 is: 294,629.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,440.20 : 826,965.90 = 196,465.80 : x
  2. Step 2: Convert to fraction form
    551,440.20/826,965.90 = 196,465.80/x
  3. Step 3: Cross multiply
    551,440.20x = 826,965.90 × 196,465.80
  4. Step 4: Simplify right side
    551,440.20x = 162,470,517,116.22
  5. Step 5: Solve for x
    x = 162,470,517,116.22/551,440.20
  6. Step 6: Final answer
    x = 294,629.44

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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.