Home / 693,857.20-1,040,789.04-294,397.60

Finding the Fourth Proportional to 693,857.20, 1,040,789.04 and 294,397.60

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Solution

The fourth proportional to 693,857.20, 1,040,789.04 and 294,397.60 is: 441,597.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,857.20 : 1,040,789.04 = 294,397.60 : x
  2. Step 2: Convert to fraction form
    693,857.20/1,040,789.04 = 294,397.60/x
  3. Step 3: Cross multiply
    693,857.20x = 1,040,789.04 × 294,397.60
  4. Step 4: Simplify right side
    693,857.20x = 306,405,795,482.30
  5. Step 5: Solve for x
    x = 306,405,795,482.30/693,857.20
  6. Step 6: Final answer
    x = 441,597.77

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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.