Home / 377,916.60-521,505.23-234,673.57

Finding the Fourth Proportional to 377,916.60, 521,505.23 and 234,673.57

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Solution

The fourth proportional to 377,916.60, 521,505.23 and 234,673.57 is: 323,837.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,916.60 : 521,505.23 = 234,673.57 : x
  2. Step 2: Convert to fraction form
    377,916.60/521,505.23 = 234,673.57/x
  3. Step 3: Cross multiply
    377,916.60x = 521,505.23 × 234,673.57
  4. Step 4: Simplify right side
    377,916.60x = 122,383,491,620.64
  5. Step 5: Solve for x
    x = 122,383,491,620.64/377,916.60
  6. Step 6: Final answer
    x = 323,837.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.