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Finding the Fourth Proportional to 323,573.22, 446,532.54 and 187,687.62

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Solution

The fourth proportional to 323,573.22, 446,532.54 and 187,687.62 is: 259,009.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,573.22 : 446,532.54 = 187,687.62 : x
  2. Step 2: Convert to fraction form
    323,573.22/446,532.54 = 187,687.62/x
  3. Step 3: Cross multiply
    323,573.22x = 446,532.54 × 187,687.62
  4. Step 4: Simplify right side
    323,573.22x = 83,808,629,685.15
  5. Step 5: Solve for x
    x = 83,808,629,685.15/323,573.22
  6. Step 6: Final answer
    x = 259,009.78

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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.