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Finding the Fourth Proportional to 250,964.58, 376,446.86 and 73,471.60

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Solution

The fourth proportional to 250,964.58, 376,446.86 and 73,471.60 is: 110,207.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,964.58 : 376,446.86 = 73,471.60 : x
  2. Step 2: Convert to fraction form
    250,964.58/376,446.86 = 73,471.60/x
  3. Step 3: Cross multiply
    250,964.58x = 376,446.86 × 73,471.60
  4. Step 4: Simplify right side
    250,964.58x = 27,658,151,810.70
  5. Step 5: Solve for x
    x = 27,658,151,810.70/250,964.58
  6. Step 6: Final answer
    x = 110,207.39

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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.