Home / 980,468.52-1,470,787.50-270,496.56

Finding the Fourth Proportional to 980,468.52, 1,470,787.50 and 270,496.56

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Solution

The fourth proportional to 980,468.52, 1,470,787.50 and 270,496.56 is: 405,768.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,468.52 : 1,470,787.50 = 270,496.56 : x
  2. Step 2: Convert to fraction form
    980,468.52/1,470,787.50 = 270,496.56/x
  3. Step 3: Cross multiply
    980,468.52x = 1,470,787.50 × 270,496.56
  4. Step 4: Simplify right side
    980,468.52x = 397,842,959,241
  5. Step 5: Solve for x
    x = 397,842,959,241/980,468.52
  6. Step 6: Final answer
    x = 405,768.21

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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.