Home / 693,856.20-1,040,787.54-294,396.60

Finding the Fourth Proportional to 693,856.20, 1,040,787.54 and 294,396.60

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Solution

The fourth proportional to 693,856.20, 1,040,787.54 and 294,396.60 is: 441,596.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,856.20 : 1,040,787.54 = 294,396.60 : x
  2. Step 2: Convert to fraction form
    693,856.20/1,040,787.54 = 294,396.60/x
  3. Step 3: Cross multiply
    693,856.20x = 1,040,787.54 × 294,396.60
  4. Step 4: Simplify right side
    693,856.20x = 306,404,313,098.36
  5. Step 5: Solve for x
    x = 306,404,313,098.36/693,856.20
  6. Step 6: Final answer
    x = 441,596.27

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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.