Home / 489,025.82-733,476.36-189,301.34

Finding the Fourth Proportional to 489,025.82, 733,476.36 and 189,301.34

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Solution

The fourth proportional to 489,025.82, 733,476.36 and 189,301.34 is: 283,927.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,025.82 : 733,476.36 = 189,301.34 : x
  2. Step 2: Convert to fraction form
    489,025.82/733,476.36 = 189,301.34/x
  3. Step 3: Cross multiply
    489,025.82x = 733,476.36 × 189,301.34
  4. Step 4: Simplify right side
    489,025.82x = 138,848,057,806.32
  5. Step 5: Solve for x
    x = 138,848,057,806.32/489,025.82
  6. Step 6: Final answer
    x = 283,927.87

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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.