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Finding the Fourth Proportional to 271,516.17, 374,694.90 and 150,668.70

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Solution

The fourth proportional to 271,516.17, 374,694.90 and 150,668.70 is: 207,924.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,516.17 : 374,694.90 = 150,668.70 : x
  2. Step 2: Convert to fraction form
    271,516.17/374,694.90 = 150,668.70/x
  3. Step 3: Cross multiply
    271,516.17x = 374,694.90 × 150,668.70
  4. Step 4: Simplify right side
    271,516.17x = 56,454,793,479.63
  5. Step 5: Solve for x
    x = 56,454,793,479.63/271,516.17
  6. Step 6: Final answer
    x = 207,924.24

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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.