Home / 603,865.42-905,801.97-177,399.51

Finding the Fourth Proportional to 603,865.42, 905,801.97 and 177,399.51

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Solution

The fourth proportional to 603,865.42, 905,801.97 and 177,399.51 is: 266,100.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,865.42 : 905,801.97 = 177,399.51 : x
  2. Step 2: Convert to fraction form
    603,865.42/905,801.97 = 177,399.51/x
  3. Step 3: Cross multiply
    603,865.42x = 905,801.97 × 177,399.51
  4. Step 4: Simplify right side
    603,865.42x = 160,688,821,106.03
  5. Step 5: Solve for x
    x = 160,688,821,106.03/603,865.42
  6. Step 6: Final answer
    x = 266,100.39

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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.