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Finding the Fourth Proportional to 348,853.62, 481,423.04 and 195,924.92

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Solution

The fourth proportional to 348,853.62, 481,423.04 and 195,924.92 is: 270,379.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,853.62 : 481,423.04 = 195,924.92 : x
  2. Step 2: Convert to fraction form
    348,853.62/481,423.04 = 195,924.92/x
  3. Step 3: Cross multiply
    348,853.62x = 481,423.04 × 195,924.92
  4. Step 4: Simplify right side
    348,853.62x = 94,322,767,211.42
  5. Step 5: Solve for x
    x = 94,322,767,211.42/348,853.62
  6. Step 6: Final answer
    x = 270,379.21

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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.