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Finding the Fourth Proportional to 246,857.60, 370,286.40 and 162,876.80

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Solution

The fourth proportional to 246,857.60, 370,286.40 and 162,876.80 is: 244,315.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,857.60 : 370,286.40 = 162,876.80 : x
  2. Step 2: Convert to fraction form
    246,857.60/370,286.40 = 162,876.80/x
  3. Step 3: Cross multiply
    246,857.60x = 370,286.40 × 162,876.80
  4. Step 4: Simplify right side
    246,857.60x = 60,311,063,915.52
  5. Step 5: Solve for x
    x = 60,311,063,915.52/246,857.60
  6. Step 6: Final answer
    x = 244,315.20

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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.