Home / 729,226.60-1,093,839.90-329,880.40

Finding the Fourth Proportional to 729,226.60, 1,093,839.90 and 329,880.40

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Solution

The fourth proportional to 729,226.60, 1,093,839.90 and 329,880.40 is: 494,820.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,226.60 : 1,093,839.90 = 329,880.40 : x
  2. Step 2: Convert to fraction form
    729,226.60/1,093,839.90 = 329,880.40/x
  3. Step 3: Cross multiply
    729,226.60x = 1,093,839.90 × 329,880.40
  4. Step 4: Simplify right side
    729,226.60x = 360,836,343,747.96
  5. Step 5: Solve for x
    x = 360,836,343,747.96/729,226.60
  6. Step 6: Final answer
    x = 494,820.60

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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.