Home / 548,052.20-821,883.90-193,077.80

Finding the Fourth Proportional to 548,052.20, 821,883.90 and 193,077.80

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Solution

The fourth proportional to 548,052.20, 821,883.90 and 193,077.80 is: 289,548.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,052.20 : 821,883.90 = 193,077.80 : x
  2. Step 2: Convert to fraction form
    548,052.20/821,883.90 = 193,077.80/x
  3. Step 3: Cross multiply
    548,052.20x = 821,883.90 × 193,077.80
  4. Step 4: Simplify right side
    548,052.20x = 158,687,535,267.42
  5. Step 5: Solve for x
    x = 158,687,535,267.42/548,052.20
  6. Step 6: Final answer
    x = 289,548.21

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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.