Home / 396,130.32-546,697.20-226,331.52

Finding the Fourth Proportional to 396,130.32, 546,697.20 and 226,331.52

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Solution

The fourth proportional to 396,130.32, 546,697.20 and 226,331.52 is: 312,358.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,130.32 : 546,697.20 = 226,331.52 : x
  2. Step 2: Convert to fraction form
    396,130.32/546,697.20 = 226,331.52/x
  3. Step 3: Cross multiply
    396,130.32x = 546,697.20 × 226,331.52
  4. Step 4: Simplify right side
    396,130.32x = 123,734,808,255.74
  5. Step 5: Solve for x
    x = 123,734,808,255.74/396,130.32
  6. Step 6: Final answer
    x = 312,358.84

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.