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Finding the Fourth Proportional to 304,833.20, 456,472.20 and 242,625.20

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Solution

The fourth proportional to 304,833.20, 456,472.20 and 242,625.20 is: 363,318.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,833.20 : 456,472.20 = 242,625.20 : x
  2. Step 2: Convert to fraction form
    304,833.20/456,472.20 = 242,625.20/x
  3. Step 3: Cross multiply
    304,833.20x = 456,472.20 × 242,625.20
  4. Step 4: Simplify right side
    304,833.20x = 110,751,658,819.44
  5. Step 5: Solve for x
    x = 110,751,658,819.44/304,833.20
  6. Step 6: Final answer
    x = 363,318.89

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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.