Home / 396,126.72-546,289.92-367,511.04

Finding the Fourth Proportional to 396,126.72, 546,289.92 and 367,511.04

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Solution

The fourth proportional to 396,126.72, 546,289.92 and 367,511.04 is: 506,826.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,126.72 : 546,289.92 = 367,511.04 : x
  2. Step 2: Convert to fraction form
    396,126.72/546,289.92 = 367,511.04/x
  3. Step 3: Cross multiply
    396,126.72x = 546,289.92 × 367,511.04
  4. Step 4: Simplify right side
    396,126.72x = 200,767,576,640.72
  5. Step 5: Solve for x
    x = 200,767,576,640.72/396,126.72
  6. Step 6: Final answer
    x = 506,826.65

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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.