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Finding the Fourth Proportional to 441,881.76, 609,797.52 and 240,678.56

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Solution

The fourth proportional to 441,881.76, 609,797.52 and 240,678.56 is: 332,136.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,881.76 : 609,797.52 = 240,678.56 : x
  2. Step 2: Convert to fraction form
    441,881.76/609,797.52 = 240,678.56/x
  3. Step 3: Cross multiply
    441,881.76x = 609,797.52 × 240,678.56
  4. Step 4: Simplify right side
    441,881.76x = 146,765,189,005.17
  5. Step 5: Solve for x
    x = 146,765,189,005.17/441,881.76
  6. Step 6: Final answer
    x = 332,136.79

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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.