Home / 436,719.36-655,087.14-137,194.32

Finding the Fourth Proportional to 436,719.36, 655,087.14 and 137,194.32

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Solution

The fourth proportional to 436,719.36, 655,087.14 and 137,194.32 is: 205,794.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,719.36 : 655,087.14 = 137,194.32 : x
  2. Step 2: Convert to fraction form
    436,719.36/655,087.14 = 137,194.32/x
  3. Step 3: Cross multiply
    436,719.36x = 655,087.14 × 137,194.32
  4. Step 4: Simplify right side
    436,719.36x = 89,874,234,713.04
  5. Step 5: Solve for x
    x = 89,874,234,713.04/436,719.36
  6. Step 6: Final answer
    x = 205,794.02

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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.