Home / 489,222.84-733,944.42-173,679.24

Finding the Fourth Proportional to 489,222.84, 733,944.42 and 173,679.24

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Solution

The fourth proportional to 489,222.84, 733,944.42 and 173,679.24 is: 260,557.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,222.84 : 733,944.42 = 173,679.24 : x
  2. Step 2: Convert to fraction form
    489,222.84/733,944.42 = 173,679.24/x
  3. Step 3: Cross multiply
    489,222.84x = 733,944.42 × 173,679.24
  4. Step 4: Simplify right side
    489,222.84x = 127,470,909,067.84
  5. Step 5: Solve for x
    x = 127,470,909,067.84/489,222.84
  6. Step 6: Final answer
    x = 260,557.97

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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.