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Finding the Fourth Proportional to 334,080.89, 500,883.24 and 156,491

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Solution

The fourth proportional to 334,080.89, 500,883.24 and 156,491 is: 234,624.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,080.89 : 500,883.24 = 156,491 : x
  2. Step 2: Convert to fraction form
    334,080.89/500,883.24 = 156,491/x
  3. Step 3: Cross multiply
    334,080.89x = 500,883.24 × 156,491
  4. Step 4: Simplify right side
    334,080.89x = 78,383,719,110.84
  5. Step 5: Solve for x
    x = 78,383,719,110.84/334,080.89
  6. Step 6: Final answer
    x = 234,624.97

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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.