Home / 427,359.14-641,257.41-174,826.25

Finding the Fourth Proportional to 427,359.14, 641,257.41 and 174,826.25

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Solution

The fourth proportional to 427,359.14, 641,257.41 and 174,826.25 is: 262,328.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,359.14 : 641,257.41 = 174,826.25 : x
  2. Step 2: Convert to fraction form
    427,359.14/641,257.41 = 174,826.25/x
  3. Step 3: Cross multiply
    427,359.14x = 641,257.41 × 174,826.25
  4. Step 4: Simplify right side
    427,359.14x = 112,108,624,194.59
  5. Step 5: Solve for x
    x = 112,108,624,194.59/427,359.14
  6. Step 6: Final answer
    x = 262,328.84

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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.