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Finding the Fourth Proportional to 362,654.70, 543,982.05 and 250,680.30

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Solution

The fourth proportional to 362,654.70, 543,982.05 and 250,680.30 is: 376,020.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,654.70 : 543,982.05 = 250,680.30 : x
  2. Step 2: Convert to fraction form
    362,654.70/543,982.05 = 250,680.30/x
  3. Step 3: Cross multiply
    362,654.70x = 543,982.05 × 250,680.30
  4. Step 4: Simplify right side
    362,654.70x = 136,365,583,488.62
  5. Step 5: Solve for x
    x = 136,365,583,488.62/362,654.70
  6. Step 6: Final answer
    x = 376,020.45

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Similar ratio
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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.