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Finding the Fourth Proportional to 441,686, 662,529 and 109,262

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Solution

The fourth proportional to 441,686, 662,529 and 109,262 is: 163,893

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,686 : 662,529 = 109,262 : x
  2. Step 2: Convert to fraction form
    441,686/662,529 = 109,262/x
  3. Step 3: Cross multiply
    441,686x = 662,529 × 109,262
  4. Step 4: Simplify right side
    441,686x = 72,389,243,598
  5. Step 5: Solve for x
    x = 72,389,243,598/441,686
  6. Step 6: Final answer
    x = 163,893

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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.