Home / 729,943.70-1,094,170.35-493,310.30

Finding the Fourth Proportional to 729,943.70, 1,094,170.35 and 493,310.30

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Solution

The fourth proportional to 729,943.70, 1,094,170.35 and 493,310.30 is: 739,461.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,943.70 : 1,094,170.35 = 493,310.30 : x
  2. Step 2: Convert to fraction form
    729,943.70/1,094,170.35 = 493,310.30/x
  3. Step 3: Cross multiply
    729,943.70x = 1,094,170.35 × 493,310.30
  4. Step 4: Simplify right side
    729,943.70x = 539,765,503,609.61
  5. Step 5: Solve for x
    x = 539,765,503,609.61/729,943.70
  6. Step 6: Final answer
    x = 739,461.83

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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.