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Finding the Fourth Proportional to 323,514.01, 446,451.11 and 187,628.50

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Solution

The fourth proportional to 323,514.01, 446,451.11 and 187,628.50 is: 258,928.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,514.01 : 446,451.11 = 187,628.50 : x
  2. Step 2: Convert to fraction form
    323,514.01/446,451.11 = 187,628.50/x
  3. Step 3: Cross multiply
    323,514.01x = 446,451.11 × 187,628.50
  4. Step 4: Simplify right side
    323,514.01x = 83,766,952,092.64
  5. Step 5: Solve for x
    x = 83,766,952,092.64/323,514.01
  6. Step 6: Final answer
    x = 258,928.36

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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.