Home / 396,158.32-546,735.84-226,359.52

Finding the Fourth Proportional to 396,158.32, 546,735.84 and 226,359.52

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Solution

The fourth proportional to 396,158.32, 546,735.84 and 226,359.52 is: 312,397.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,158.32 : 546,735.84 = 226,359.52 : x
  2. Step 2: Convert to fraction form
    396,158.32/546,735.84 = 226,359.52/x
  3. Step 3: Cross multiply
    396,158.32x = 546,735.84 × 226,359.52
  4. Step 4: Simplify right side
    396,158.32x = 123,758,862,309.20
  5. Step 5: Solve for x
    x = 123,758,862,309.20/396,158.32
  6. Step 6: Final answer
    x = 312,397.48

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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.