Home / 627,725.52-941,580.18-154,414.98

Finding the Fourth Proportional to 627,725.52, 941,580.18 and 154,414.98

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Solution

The fourth proportional to 627,725.52, 941,580.18 and 154,414.98 is: 231,620.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,725.52 : 941,580.18 = 154,414.98 : x
  2. Step 2: Convert to fraction form
    627,725.52/941,580.18 = 154,414.98/x
  3. Step 3: Cross multiply
    627,725.52x = 941,580.18 × 154,414.98
  4. Step 4: Simplify right side
    627,725.52x = 145,394,084,663.10
  5. Step 5: Solve for x
    x = 145,394,084,663.10/627,725.52
  6. Step 6: Final answer
    x = 231,620.48

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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.