Home / 396,353.25-546,967.89-226,591.02

Finding the Fourth Proportional to 396,353.25, 546,967.89 and 226,591.02

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Solution

The fourth proportional to 396,353.25, 546,967.89 and 226,591.02 is: 312,695.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,353.25 : 546,967.89 = 226,591.02 : x
  2. Step 2: Convert to fraction form
    396,353.25/546,967.89 = 226,591.02/x
  3. Step 3: Cross multiply
    396,353.25x = 546,967.89 × 226,591.02
  4. Step 4: Simplify right side
    396,353.25x = 123,938,012,102.35
  5. Step 5: Solve for x
    x = 123,938,012,102.35/396,353.25
  6. Step 6: Final answer
    x = 312,695.84

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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.