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Finding the Fourth Proportional to 274,462.38, 412,164.72 and 168,468.75

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Solution

The fourth proportional to 274,462.38, 412,164.72 and 168,468.75 is: 252,992.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,462.38 : 412,164.72 = 168,468.75 : x
  2. Step 2: Convert to fraction form
    274,462.38/412,164.72 = 168,468.75/x
  3. Step 3: Cross multiply
    274,462.38x = 412,164.72 × 168,468.75
  4. Step 4: Simplify right side
    274,462.38x = 69,436,875,172.50
  5. Step 5: Solve for x
    x = 69,436,875,172.50/274,462.38
  6. Step 6: Final answer
    x = 252,992.32

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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.