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Finding the Fourth Proportional to 541,540.11, 812,385.51 and 225,924.42

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Solution

The fourth proportional to 541,540.11, 812,385.51 and 225,924.42 is: 338,918.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,540.11 : 812,385.51 = 225,924.42 : x
  2. Step 2: Convert to fraction form
    541,540.11/812,385.51 = 225,924.42/x
  3. Step 3: Cross multiply
    541,540.11x = 812,385.51 × 225,924.42
  4. Step 4: Simplify right side
    541,540.11x = 183,537,725,163.15
  5. Step 5: Solve for x
    x = 183,537,725,163.15/541,540.11
  6. Step 6: Final answer
    x = 338,918.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.