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Finding the Fourth Proportional to 293,446.78, 404,958.63 and 159,310.78

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Solution

The fourth proportional to 293,446.78, 404,958.63 and 159,310.78 is: 219,850.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,446.78 : 404,958.63 = 159,310.78 : x
  2. Step 2: Convert to fraction form
    293,446.78/404,958.63 = 159,310.78/x
  3. Step 3: Cross multiply
    293,446.78x = 404,958.63 × 159,310.78
  4. Step 4: Simplify right side
    293,446.78x = 64,514,275,213.03
  5. Step 5: Solve for x
    x = 64,514,275,213.03/293,446.78
  6. Step 6: Final answer
    x = 219,850.00

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1.5x scale

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.