Home / 925,704.60-1,388,556.90-739,080.60

Finding the Fourth Proportional to 925,704.60, 1,388,556.90 and 739,080.60

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Solution

The fourth proportional to 925,704.60, 1,388,556.90 and 739,080.60 is: 1,108,620.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,704.60 : 1,388,556.90 = 739,080.60 : x
  2. Step 2: Convert to fraction form
    925,704.60/1,388,556.90 = 739,080.60/x
  3. Step 3: Cross multiply
    925,704.60x = 1,388,556.90 × 739,080.60
  4. Step 4: Simplify right side
    925,704.60x = 1,026,255,466,786.14
  5. Step 5: Solve for x
    x = 1,026,255,466,786.14/925,704.60
  6. Step 6: Final answer
    x = 1,108,620.90

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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.