Home / 291,784.52-436,432.62-179,188.04

Finding the Fourth Proportional to 291,784.52, 436,432.62 and 179,188.04

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Solution

The fourth proportional to 291,784.52, 436,432.62 and 179,188.04 is: 268,018.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,784.52 : 436,432.62 = 179,188.04 : x
  2. Step 2: Convert to fraction form
    291,784.52/436,432.62 = 179,188.04/x
  3. Step 3: Cross multiply
    291,784.52x = 436,432.62 × 179,188.04
  4. Step 4: Simplify right side
    291,784.52x = 78,203,505,769.86
  5. Step 5: Solve for x
    x = 78,203,505,769.86/291,784.52
  6. Step 6: Final answer
    x = 268,018.01

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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.