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Finding the Fourth Proportional to 304,754.75, 457,162.33 and 112,679.56

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Solution

The fourth proportional to 304,754.75, 457,162.33 and 112,679.56 is: 169,030.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,754.75 : 457,162.33 = 112,679.56 : x
  2. Step 2: Convert to fraction form
    304,754.75/457,162.33 = 112,679.56/x
  3. Step 3: Cross multiply
    304,754.75x = 457,162.33 × 112,679.56
  4. Step 4: Simplify right side
    304,754.75x = 51,512,848,122.46
  5. Step 5: Solve for x
    x = 51,512,848,122.46/304,754.75
  6. Step 6: Final answer
    x = 169,030.50

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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.