Home / 436,262.56-654,408.44-120,693.04

Finding the Fourth Proportional to 436,262.56, 654,408.44 and 120,693.04

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Solution

The fourth proportional to 436,262.56, 654,408.44 and 120,693.04 is: 181,043.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,262.56 : 654,408.44 = 120,693.04 : x
  2. Step 2: Convert to fraction form
    436,262.56/654,408.44 = 120,693.04/x
  3. Step 3: Cross multiply
    436,262.56x = 654,408.44 × 120,693.04
  4. Step 4: Simplify right side
    436,262.56x = 78,982,544,025.26
  5. Step 5: Solve for x
    x = 78,982,544,025.26/436,262.56
  6. Step 6: Final answer
    x = 181,043.60

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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.