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Finding the Fourth Proportional to 537,793.66, 806,502.31 and 158,613.73

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Solution

The fourth proportional to 537,793.66, 806,502.31 and 158,613.73 is: 237,865.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,793.66 : 806,502.31 = 158,613.73 : x
  2. Step 2: Convert to fraction form
    537,793.66/806,502.31 = 158,613.73/x
  3. Step 3: Cross multiply
    537,793.66x = 806,502.31 × 158,613.73
  4. Step 4: Simplify right side
    537,793.66x = 127,922,339,642.72
  5. Step 5: Solve for x
    x = 127,922,339,642.72/537,793.66
  6. Step 6: Final answer
    x = 237,865.09

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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.