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Finding the Fourth Proportional to 277,181.80, 414,734.70 and 197,404.20

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Solution

The fourth proportional to 277,181.80, 414,734.70 and 197,404.20 is: 295,367.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,181.80 : 414,734.70 = 197,404.20 : x
  2. Step 2: Convert to fraction form
    277,181.80/414,734.70 = 197,404.20/x
  3. Step 3: Cross multiply
    277,181.80x = 414,734.70 × 197,404.20
  4. Step 4: Simplify right side
    277,181.80x = 81,870,371,665.74
  5. Step 5: Solve for x
    x = 81,870,371,665.74/277,181.80
  6. Step 6: Final answer
    x = 295,367.05

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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.