Home / 396,226.71-546,791.04-214,938.72

Finding the Fourth Proportional to 396,226.71, 546,791.04 and 214,938.72

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Solution

The fourth proportional to 396,226.71, 546,791.04 and 214,938.72 is: 296,614.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,226.71 : 546,791.04 = 214,938.72 : x
  2. Step 2: Convert to fraction form
    396,226.71/546,791.04 = 214,938.72/x
  3. Step 3: Cross multiply
    396,226.71x = 546,791.04 × 214,938.72
  4. Step 4: Simplify right side
    396,226.71x = 117,526,566,245.07
  5. Step 5: Solve for x
    x = 117,526,566,245.07/396,226.71
  6. Step 6: Final answer
    x = 296,614.45

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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.