Home / 283,537.80-425,306.70-189,059.40

Finding the Fourth Proportional to 283,537.80, 425,306.70 and 189,059.40

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Solution

The fourth proportional to 283,537.80, 425,306.70 and 189,059.40 is: 283,589.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,537.80 : 425,306.70 = 189,059.40 : x
  2. Step 2: Convert to fraction form
    283,537.80/425,306.70 = 189,059.40/x
  3. Step 3: Cross multiply
    283,537.80x = 425,306.70 × 189,059.40
  4. Step 4: Simplify right side
    283,537.80x = 80,408,229,517.98
  5. Step 5: Solve for x
    x = 80,408,229,517.98/283,537.80
  6. Step 6: Final answer
    x = 283,589.10

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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.