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Finding the Fourth Proportional to 327,535.68, 452,053.80 and 189,694.72

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Solution

The fourth proportional to 327,535.68, 452,053.80 and 189,694.72 is: 261,810.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,535.68 : 452,053.80 = 189,694.72 : x
  2. Step 2: Convert to fraction form
    327,535.68/452,053.80 = 189,694.72/x
  3. Step 3: Cross multiply
    327,535.68x = 452,053.80 × 189,694.72
  4. Step 4: Simplify right side
    327,535.68x = 85,752,219,015.94
  5. Step 5: Solve for x
    x = 85,752,219,015.94/327,535.68
  6. Step 6: Final answer
    x = 261,810.31

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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.