Home / 548,834.40-823,251.60-193,845.60

Finding the Fourth Proportional to 548,834.40, 823,251.60 and 193,845.60

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Solution

The fourth proportional to 548,834.40, 823,251.60 and 193,845.60 is: 290,768.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,834.40 : 823,251.60 = 193,845.60 : x
  2. Step 2: Convert to fraction form
    548,834.40/823,251.60 = 193,845.60/x
  3. Step 3: Cross multiply
    548,834.40x = 823,251.60 × 193,845.60
  4. Step 4: Simplify right side
    548,834.40x = 159,583,700,352.96
  5. Step 5: Solve for x
    x = 159,583,700,352.96/548,834.40
  6. Step 6: Final answer
    x = 290,768.40

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1.5x scale

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.