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Finding the Fourth Proportional to 246,847.20, 370,231.20 and 88,994.40

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Solution

The fourth proportional to 246,847.20, 370,231.20 and 88,994.40 is: 133,477.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,847.20 : 370,231.20 = 88,994.40 : x
  2. Step 2: Convert to fraction form
    246,847.20/370,231.20 = 88,994.40/x
  3. Step 3: Cross multiply
    246,847.20x = 370,231.20 × 88,994.40
  4. Step 4: Simplify right side
    246,847.20x = 32,948,503,505.28
  5. Step 5: Solve for x
    x = 32,948,503,505.28/246,847.20
  6. Step 6: Final answer
    x = 133,477.32

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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.