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Finding the Fourth Proportional to 663,266.78, 995,110.41 and 236,793.27

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Solution

The fourth proportional to 663,266.78, 995,110.41 and 236,793.27 is: 355,264.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,266.78 : 995,110.41 = 236,793.27 : x
  2. Step 2: Convert to fraction form
    663,266.78/995,110.41 = 236,793.27/x
  3. Step 3: Cross multiply
    663,266.78x = 995,110.41 × 236,793.27
  4. Step 4: Simplify right side
    663,266.78x = 235,635,452,614.58
  5. Step 5: Solve for x
    x = 235,635,452,614.58/663,266.78
  6. Step 6: Final answer
    x = 355,264.97

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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.