Home / 396,035.38-546,557.79-226,265.86

Finding the Fourth Proportional to 396,035.38, 546,557.79 and 226,265.86

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Solution

The fourth proportional to 396,035.38, 546,557.79 and 226,265.86 is: 312,263.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,035.38 : 546,557.79 = 226,265.86 : x
  2. Step 2: Convert to fraction form
    396,035.38/546,557.79 = 226,265.86/x
  3. Step 3: Cross multiply
    396,035.38x = 546,557.79 × 226,265.86
  4. Step 4: Simplify right side
    396,035.38x = 123,667,368,394.05
  5. Step 5: Solve for x
    x = 123,667,368,394.05/396,035.38
  6. Step 6: Final answer
    x = 312,263.44

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1.5x scale

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.