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Finding the Fourth Proportional to 396,553.77, 547,359.66 and 241,561.08

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Solution

The fourth proportional to 396,553.77, 547,359.66 and 241,561.08 is: 333,424.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,553.77 : 547,359.66 = 241,561.08 : x
  2. Step 2: Convert to fraction form
    396,553.77/547,359.66 = 241,561.08/x
  3. Step 3: Cross multiply
    396,553.77x = 547,359.66 × 241,561.08
  4. Step 4: Simplify right side
    396,553.77x = 132,220,790,618.03
  5. Step 5: Solve for x
    x = 132,220,790,618.03/396,553.77
  6. Step 6: Final answer
    x = 333,424.62

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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.