Home / 372,073.58-557,929.83-218,241.60

Finding the Fourth Proportional to 372,073.58, 557,929.83 and 218,241.60

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Solution

The fourth proportional to 372,073.58, 557,929.83 and 218,241.60 is: 327,256.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,073.58 : 557,929.83 = 218,241.60 : x
  2. Step 2: Convert to fraction form
    372,073.58/557,929.83 = 218,241.60/x
  3. Step 3: Cross multiply
    372,073.58x = 557,929.83 × 218,241.60
  4. Step 4: Simplify right side
    372,073.58x = 121,763,496,285.49
  5. Step 5: Solve for x
    x = 121,763,496,285.49/372,073.58
  6. Step 6: Final answer
    x = 327,256.49

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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.