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Finding the Fourth Proportional to 246,843.90, 370,010.70 and 134,286.30

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Solution

The fourth proportional to 246,843.90, 370,010.70 and 134,286.30 is: 201,290.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,843.90 : 370,010.70 = 134,286.30 : x
  2. Step 2: Convert to fraction form
    246,843.90/370,010.70 = 134,286.30/x
  3. Step 3: Cross multiply
    246,843.90x = 370,010.70 × 134,286.30
  4. Step 4: Simplify right side
    246,843.90x = 49,687,367,863.41
  5. Step 5: Solve for x
    x = 49,687,367,863.41/246,843.90
  6. Step 6: Final answer
    x = 201,290.65

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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.