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Finding the Fourth Proportional to 441,684, 662,526 and 109,260

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Solution

The fourth proportional to 441,684, 662,526 and 109,260 is: 163,890

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,684 : 662,526 = 109,260 : x
  2. Step 2: Convert to fraction form
    441,684/662,526 = 109,260/x
  3. Step 3: Cross multiply
    441,684x = 662,526 × 109,260
  4. Step 4: Simplify right side
    441,684x = 72,387,590,760
  5. Step 5: Solve for x
    x = 72,387,590,760/441,684
  6. Step 6: Final answer
    x = 163,890

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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.