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Finding the Fourth Proportional to 367,675.74, 551,514.02 and 114,957.54

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Solution

The fourth proportional to 367,675.74, 551,514.02 and 114,957.54 is: 172,436.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,675.74 : 551,514.02 = 114,957.54 : x
  2. Step 2: Convert to fraction form
    367,675.74/551,514.02 = 114,957.54/x
  3. Step 3: Cross multiply
    367,675.74x = 551,514.02 × 114,957.54
  4. Step 4: Simplify right side
    367,675.74x = 63,400,694,439.92
  5. Step 5: Solve for x
    x = 63,400,694,439.92/367,675.74
  6. Step 6: Final answer
    x = 172,436.44

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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.