Home / 603,578.78-905,364.58-154,298.94

Finding the Fourth Proportional to 603,578.78, 905,364.58 and 154,298.94

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Solution

The fourth proportional to 603,578.78, 905,364.58 and 154,298.94 is: 231,447.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,578.78 : 905,364.58 = 154,298.94 : x
  2. Step 2: Convert to fraction form
    603,578.78/905,364.58 = 154,298.94/x
  3. Step 3: Cross multiply
    603,578.78x = 905,364.58 × 154,298.94
  4. Step 4: Simplify right side
    603,578.78x = 139,696,794,621.80
  5. Step 5: Solve for x
    x = 139,696,794,621.80/603,578.78
  6. Step 6: Final answer
    x = 231,447.49

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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.