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Finding the Fourth Proportional to 181,704.60, 272,556.90 and 180,538.20

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Solution

The fourth proportional to 181,704.60, 272,556.90 and 180,538.20 is: 270,807.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,704.60 : 272,556.90 = 180,538.20 : x
  2. Step 2: Convert to fraction form
    181,704.60/272,556.90 = 180,538.20/x
  3. Step 3: Cross multiply
    181,704.60x = 272,556.90 × 180,538.20
  4. Step 4: Simplify right side
    181,704.60x = 49,206,932,123.58
  5. Step 5: Solve for x
    x = 49,206,932,123.58/181,704.60
  6. Step 6: Final answer
    x = 270,807.30

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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.