Home / 234,713.20-351,495.62-211,968.40

Finding the Fourth Proportional to 234,713.20, 351,495.62 and 211,968.40

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Solution

The fourth proportional to 234,713.20, 351,495.62 and 211,968.40 is: 317,434.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,713.20 : 351,495.62 = 211,968.40 : x
  2. Step 2: Convert to fraction form
    234,713.20/351,495.62 = 211,968.40/x
  3. Step 3: Cross multiply
    234,713.20x = 351,495.62 × 211,968.40
  4. Step 4: Simplify right side
    234,713.20x = 74,505,964,178.41
  5. Step 5: Solve for x
    x = 74,505,964,178.41/234,713.20
  6. Step 6: Final answer
    x = 317,434.06

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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.