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Finding the Fourth Proportional to 463,123.80, 694,685.70 and 182,604.60

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Solution

The fourth proportional to 463,123.80, 694,685.70 and 182,604.60 is: 273,906.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,123.80 : 694,685.70 = 182,604.60 : x
  2. Step 2: Convert to fraction form
    463,123.80/694,685.70 = 182,604.60/x
  3. Step 3: Cross multiply
    463,123.80x = 694,685.70 × 182,604.60
  4. Step 4: Simplify right side
    463,123.80x = 126,852,804,374.22
  5. Step 5: Solve for x
    x = 126,852,804,374.22/463,123.80
  6. Step 6: Final answer
    x = 273,906.90

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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.