Home / 603,725.51-905,619.27-154,450.26

Finding the Fourth Proportional to 603,725.51, 905,619.27 and 154,450.26

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Solution

The fourth proportional to 603,725.51, 905,619.27 and 154,450.26 is: 231,683.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,725.51 : 905,619.27 = 154,450.26 : x
  2. Step 2: Convert to fraction form
    603,725.51/905,619.27 = 154,450.26/x
  3. Step 3: Cross multiply
    603,725.51x = 905,619.27 × 154,450.26
  4. Step 4: Simplify right side
    603,725.51x = 139,873,132,291.70
  5. Step 5: Solve for x
    x = 139,873,132,291.70/603,725.51
  6. Step 6: Final answer
    x = 231,683.32

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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.