Home / 329,584.50-454,826.61-178,681.50

Finding the Fourth Proportional to 329,584.50, 454,826.61 and 178,681.50

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Solution

The fourth proportional to 329,584.50, 454,826.61 and 178,681.50 is: 246,580.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,584.50 : 454,826.61 = 178,681.50 : x
  2. Step 2: Convert to fraction form
    329,584.50/454,826.61 = 178,681.50/x
  3. Step 3: Cross multiply
    329,584.50x = 454,826.61 × 178,681.50
  4. Step 4: Simplify right side
    329,584.50x = 81,269,100,914.72
  5. Step 5: Solve for x
    x = 81,269,100,914.72/329,584.50
  6. Step 6: Final answer
    x = 246,580.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.