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Finding the Fourth Proportional to 329,104.72, 454,164.87 and 178,201.36

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Solution

The fourth proportional to 329,104.72, 454,164.87 and 178,201.36 is: 245,918.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,104.72 : 454,164.87 = 178,201.36 : x
  2. Step 2: Convert to fraction form
    329,104.72/454,164.87 = 178,201.36/x
  3. Step 3: Cross multiply
    329,104.72x = 454,164.87 × 178,201.36
  4. Step 4: Simplify right side
    329,104.72x = 80,932,797,498.22
  5. Step 5: Solve for x
    x = 80,932,797,498.22/329,104.72
  6. Step 6: Final answer
    x = 245,918.07

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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.