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Finding the Fourth Proportional to 175,231.60, 262,847.40 and 119,244.40

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Solution

The fourth proportional to 175,231.60, 262,847.40 and 119,244.40 is: 178,866.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,231.60 : 262,847.40 = 119,244.40 : x
  2. Step 2: Convert to fraction form
    175,231.60/262,847.40 = 119,244.40/x
  3. Step 3: Cross multiply
    175,231.60x = 262,847.40 × 119,244.40
  4. Step 4: Simplify right side
    175,231.60x = 31,343,080,504.56
  5. Step 5: Solve for x
    x = 31,343,080,504.56/175,231.60
  6. Step 6: Final answer
    x = 178,866.60

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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.