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Finding the Fourth Proportional to 235,761.12, 324,730.53 and 181,208.97

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Solution

The fourth proportional to 235,761.12, 324,730.53 and 181,208.97 is: 249,591.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,761.12 : 324,730.53 = 181,208.97 : x
  2. Step 2: Convert to fraction form
    235,761.12/324,730.53 = 181,208.97/x
  3. Step 3: Cross multiply
    235,761.12x = 324,730.53 × 181,208.97
  4. Step 4: Simplify right side
    235,761.12x = 58,844,084,868.85
  5. Step 5: Solve for x
    x = 58,844,084,868.85/235,761.12
  6. Step 6: Final answer
    x = 249,591.98

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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.