Home / 493,935.60-681,631-267,581.04

Finding the Fourth Proportional to 493,935.60, 681,631 and 267,581.04

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Solution

The fourth proportional to 493,935.60, 681,631 and 267,581.04 is: 369,261.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,935.60 : 681,631 = 267,581.04 : x
  2. Step 2: Convert to fraction form
    493,935.60/681,631 = 267,581.04/x
  3. Step 3: Cross multiply
    493,935.60x = 681,631 × 267,581.04
  4. Step 4: Simplify right side
    493,935.60x = 182,391,531,876.24
  5. Step 5: Solve for x
    x = 182,391,531,876.24/493,935.60
  6. Step 6: Final answer
    x = 369,261.77

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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.