Home / 866,170.88-1,298,912.16-333,396.80

Finding the Fourth Proportional to 866,170.88, 1,298,912.16 and 333,396.80

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Solution

The fourth proportional to 866,170.88, 1,298,912.16 and 333,396.80 is: 499,962.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,170.88 : 1,298,912.16 = 333,396.80 : x
  2. Step 2: Convert to fraction form
    866,170.88/1,298,912.16 = 333,396.80/x
  3. Step 3: Cross multiply
    866,170.88x = 1,298,912.16 × 333,396.80
  4. Step 4: Simplify right side
    866,170.88x = 433,053,157,625.09
  5. Step 5: Solve for x
    x = 433,053,157,625.09/866,170.88
  6. Step 6: Final answer
    x = 499,962.73

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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.