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Finding the Fourth Proportional to 277,544.16, 383,020.21 and 170,093.43

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Solution

The fourth proportional to 277,544.16, 383,020.21 and 170,093.43 is: 234,734.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,544.16 : 383,020.21 = 170,093.43 : x
  2. Step 2: Convert to fraction form
    277,544.16/383,020.21 = 170,093.43/x
  3. Step 3: Cross multiply
    277,544.16x = 383,020.21 × 170,093.43
  4. Step 4: Simplify right side
    277,544.16x = 65,149,221,278.22
  5. Step 5: Solve for x
    x = 65,149,221,278.22/277,544.16
  6. Step 6: Final answer
    x = 234,734.61

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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.