Home / 396,983.84-595,386-116,522.96

Finding the Fourth Proportional to 396,983.84, 595,386 and 116,522.96

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Solution

The fourth proportional to 396,983.84, 595,386 and 116,522.96 is: 174,758.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,983.84 : 595,386 = 116,522.96 : x
  2. Step 2: Convert to fraction form
    396,983.84/595,386 = 116,522.96/x
  3. Step 3: Cross multiply
    396,983.84x = 595,386 × 116,522.96
  4. Step 4: Simplify right side
    396,983.84x = 69,376,139,062.56
  5. Step 5: Solve for x
    x = 69,376,139,062.56/396,983.84
  6. Step 6: Final answer
    x = 174,758.09

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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.