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Finding the Fourth Proportional to 541,625.34, 812,372.39 and 275,576.79

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Solution

The fourth proportional to 541,625.34, 812,372.39 and 275,576.79 is: 413,331.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,625.34 : 812,372.39 = 275,576.79 : x
  2. Step 2: Convert to fraction form
    541,625.34/812,372.39 = 275,576.79/x
  3. Step 3: Cross multiply
    541,625.34x = 812,372.39 × 275,576.79
  4. Step 4: Simplify right side
    541,625.34x = 223,870,975,520.83
  5. Step 5: Solve for x
    x = 223,870,975,520.83/541,625.34
  6. Step 6: Final answer
    x = 413,331.80

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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.