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Finding the Fourth Proportional to 441,963.84, 609,910.20 and 240,759.84

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Solution

The fourth proportional to 441,963.84, 609,910.20 and 240,759.84 is: 332,248.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,963.84 : 609,910.20 = 240,759.84 : x
  2. Step 2: Convert to fraction form
    441,963.84/609,910.20 = 240,759.84/x
  3. Step 3: Cross multiply
    441,963.84x = 609,910.20 × 240,759.84
  4. Step 4: Simplify right side
    441,963.84x = 146,841,882,166.37
  5. Step 5: Solve for x
    x = 146,841,882,166.37/441,963.84
  6. Step 6: Final answer
    x = 332,248.63

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1.5x scale

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.