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Finding the Fourth Proportional to 331,993.51, 458,152.49 and 181,093.75

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Solution

The fourth proportional to 331,993.51, 458,152.49 and 181,093.75 is: 249,910.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,993.51 : 458,152.49 = 181,093.75 : x
  2. Step 2: Convert to fraction form
    331,993.51/458,152.49 = 181,093.75/x
  3. Step 3: Cross multiply
    331,993.51x = 458,152.49 × 181,093.75
  4. Step 4: Simplify right side
    331,993.51x = 82,968,549,289.71
  5. Step 5: Solve for x
    x = 82,968,549,289.71/331,993.51
  6. Step 6: Final answer
    x = 249,910.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.