Home / 788,704.20-1,183,056.30-700,057.80

Finding the Fourth Proportional to 788,704.20, 1,183,056.30 and 700,057.80

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Solution

The fourth proportional to 788,704.20, 1,183,056.30 and 700,057.80 is: 1,050,086.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,704.20 : 1,183,056.30 = 700,057.80 : x
  2. Step 2: Convert to fraction form
    788,704.20/1,183,056.30 = 700,057.80/x
  3. Step 3: Cross multiply
    788,704.20x = 1,183,056.30 × 700,057.80
  4. Step 4: Simplify right side
    788,704.20x = 828,207,790,654.14
  5. Step 5: Solve for x
    x = 828,207,790,654.14/788,704.20
  6. Step 6: Final answer
    x = 1,050,086.70

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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.