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Finding the Fourth Proportional to 393,033.60, 541,837.17 and 332,360.82

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Solution

The fourth proportional to 393,033.60, 541,837.17 and 332,360.82 is: 458,193.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,033.60 : 541,837.17 = 332,360.82 : x
  2. Step 2: Convert to fraction form
    393,033.60/541,837.17 = 332,360.82/x
  3. Step 3: Cross multiply
    393,033.60x = 541,837.17 × 332,360.82
  4. Step 4: Simplify right side
    393,033.60x = 180,085,446,127.68
  5. Step 5: Solve for x
    x = 180,085,446,127.68/393,033.60
  6. Step 6: Final answer
    x = 458,193.51

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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.