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Finding the Fourth Proportional to 440,874.62, 608,399.10 and 247,282.75

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Solution

The fourth proportional to 440,874.62, 608,399.10 and 247,282.75 is: 341,245.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,874.62 : 608,399.10 = 247,282.75 : x
  2. Step 2: Convert to fraction form
    440,874.62/608,399.10 = 247,282.75/x
  3. Step 3: Cross multiply
    440,874.62x = 608,399.10 × 247,282.75
  4. Step 4: Simplify right side
    440,874.62x = 150,446,601,594.90
  5. Step 5: Solve for x
    x = 150,446,601,594.90/440,874.62
  6. Step 6: Final answer
    x = 341,245.77

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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.