Home / 396,935.40-595,499.10-116,461.80

Finding the Fourth Proportional to 396,935.40, 595,499.10 and 116,461.80

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Solution

The fourth proportional to 396,935.40, 595,499.10 and 116,461.80 is: 174,720.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,935.40 : 595,499.10 = 116,461.80 : x
  2. Step 2: Convert to fraction form
    396,935.40/595,499.10 = 116,461.80/x
  3. Step 3: Cross multiply
    396,935.40x = 595,499.10 × 116,461.80
  4. Step 4: Simplify right side
    396,935.40x = 69,352,897,084.38
  5. Step 5: Solve for x
    x = 69,352,897,084.38/396,935.40
  6. Step 6: Final answer
    x = 174,720.87

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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.