Home / 396,583.20-547,227.04-226,784.52

Finding the Fourth Proportional to 396,583.20, 547,227.04 and 226,784.52

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Solution

The fourth proportional to 396,583.20, 547,227.04 and 226,784.52 is: 312,929.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,583.20 : 547,227.04 = 226,784.52 : x
  2. Step 2: Convert to fraction form
    396,583.20/547,227.04 = 226,784.52/x
  3. Step 3: Cross multiply
    396,583.20x = 547,227.04 × 226,784.52
  4. Step 4: Simplify right side
    396,583.20x = 124,102,621,597.42
  5. Step 5: Solve for x
    x = 124,102,621,597.42/396,583.20
  6. Step 6: Final answer
    x = 312,929.60

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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.