Home / 454,938.22-682,115.37-188,882.38

Finding the Fourth Proportional to 454,938.22, 682,115.37 and 188,882.38

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Solution

The fourth proportional to 454,938.22, 682,115.37 and 188,882.38 is: 283,202.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,938.22 : 682,115.37 = 188,882.38 : x
  2. Step 2: Convert to fraction form
    454,938.22/682,115.37 = 188,882.38/x
  3. Step 3: Cross multiply
    454,938.22x = 682,115.37 × 188,882.38
  4. Step 4: Simplify right side
    454,938.22x = 128,839,574,520.18
  5. Step 5: Solve for x
    x = 128,839,574,520.18/454,938.22
  6. Step 6: Final answer
    x = 283,202.35

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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.