Home / 489,298.05-733,983.53-173,713.95

Finding the Fourth Proportional to 489,298.05, 733,983.53 and 173,713.95

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Solution

The fourth proportional to 489,298.05, 733,983.53 and 173,713.95 is: 260,583.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,298.05 : 733,983.53 = 173,713.95 : x
  2. Step 2: Convert to fraction form
    489,298.05/733,983.53 = 173,713.95/x
  3. Step 3: Cross multiply
    489,298.05x = 733,983.53 × 173,713.95
  4. Step 4: Simplify right side
    489,298.05x = 127,503,177,362.67
  5. Step 5: Solve for x
    x = 127,503,177,362.67/489,298.05
  6. Step 6: Final answer
    x = 260,583.87

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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.