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Finding the Fourth Proportional to 537,793.43, 806,501.95 and 158,613.48

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Solution

The fourth proportional to 537,793.43, 806,501.95 and 158,613.48 is: 237,864.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,793.43 : 806,501.95 = 158,613.48 : x
  2. Step 2: Convert to fraction form
    537,793.43/806,501.95 = 158,613.48/x
  3. Step 3: Cross multiply
    537,793.43x = 806,501.95 × 158,613.48
  4. Step 4: Simplify right side
    537,793.43x = 127,922,080,519.75
  5. Step 5: Solve for x
    x = 127,922,080,519.75/537,793.43
  6. Step 6: Final answer
    x = 237,864.72

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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.