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Finding the Fourth Proportional to 271,950.48, 407,785.53 and 122,062.29

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Solution

The fourth proportional to 271,950.48, 407,785.53 and 122,062.29 is: 183,030.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,950.48 : 407,785.53 = 122,062.29 : x
  2. Step 2: Convert to fraction form
    271,950.48/407,785.53 = 122,062.29/x
  3. Step 3: Cross multiply
    271,950.48x = 407,785.53 × 122,062.29
  4. Step 4: Simplify right side
    271,950.48x = 49,775,235,620.66
  5. Step 5: Solve for x
    x = 49,775,235,620.66/271,950.48
  6. Step 6: Final answer
    x = 183,030.51

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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.