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Finding the Fourth Proportional to 396,338.01, 594,507.48 and 168,574.65

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Solution

The fourth proportional to 396,338.01, 594,507.48 and 168,574.65 is: 252,862.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,338.01 : 594,507.48 = 168,574.65 : x
  2. Step 2: Convert to fraction form
    396,338.01/594,507.48 = 168,574.65/x
  3. Step 3: Cross multiply
    396,338.01x = 594,507.48 × 168,574.65
  4. Step 4: Simplify right side
    396,338.01x = 100,218,890,363.38
  5. Step 5: Solve for x
    x = 100,218,890,363.38/396,338.01
  6. Step 6: Final answer
    x = 252,862.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.