Home / 778,674.60-1,167,793.20-246,358.80

Finding the Fourth Proportional to 778,674.60, 1,167,793.20 and 246,358.80

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Solution

The fourth proportional to 778,674.60, 1,167,793.20 and 246,358.80 is: 369,469.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,674.60 : 1,167,793.20 = 246,358.80 : x
  2. Step 2: Convert to fraction form
    778,674.60/1,167,793.20 = 246,358.80/x
  3. Step 3: Cross multiply
    778,674.60x = 1,167,793.20 × 246,358.80
  4. Step 4: Simplify right side
    778,674.60x = 287,696,131,400.16
  5. Step 5: Solve for x
    x = 287,696,131,400.16/778,674.60
  6. Step 6: Final answer
    x = 369,469.01

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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.