Home / 384,107.24-530,084.94-214,342.04

Finding the Fourth Proportional to 384,107.24, 530,084.94 and 214,342.04

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Solution

The fourth proportional to 384,107.24, 530,084.94 and 214,342.04 is: 295,801.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,107.24 : 530,084.94 = 214,342.04 : x
  2. Step 2: Convert to fraction form
    384,107.24/530,084.94 = 214,342.04/x
  3. Step 3: Cross multiply
    384,107.24x = 530,084.94 × 214,342.04
  4. Step 4: Simplify right side
    384,107.24x = 113,619,487,412.88
  5. Step 5: Solve for x
    x = 113,619,487,412.88/384,107.24
  6. Step 6: Final answer
    x = 295,801.47

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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.