Home / 680,981.20-1,019,052.60-593,198.80

Finding the Fourth Proportional to 680,981.20, 1,019,052.60 and 593,198.80

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Solution

The fourth proportional to 680,981.20, 1,019,052.60 and 593,198.80 is: 887,690.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,981.20 : 1,019,052.60 = 593,198.80 : x
  2. Step 2: Convert to fraction form
    680,981.20/1,019,052.60 = 593,198.80/x
  3. Step 3: Cross multiply
    680,981.20x = 1,019,052.60 × 593,198.80
  4. Step 4: Simplify right side
    680,981.20x = 604,500,779,456.88
  5. Step 5: Solve for x
    x = 604,500,779,456.88/680,981.20
  6. Step 6: Final answer
    x = 887,690.85

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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.