Home / 484,824.39-726,899.31-214,806.03

Finding the Fourth Proportional to 484,824.39, 726,899.31 and 214,806.03

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Solution

The fourth proportional to 484,824.39, 726,899.31 and 214,806.03 is: 322,059.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,824.39 : 726,899.31 = 214,806.03 : x
  2. Step 2: Convert to fraction form
    484,824.39/726,899.31 = 214,806.03/x
  3. Step 3: Cross multiply
    484,824.39x = 726,899.31 × 214,806.03
  4. Step 4: Simplify right side
    484,824.39x = 156,142,354,990.84
  5. Step 5: Solve for x
    x = 156,142,354,990.84/484,824.39
  6. Step 6: Final answer
    x = 322,059.61

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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.