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Finding the Third Proportional to 98,527 and 211,837

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Solution

The third proportional to 98,527 and 211,837 is: 455,458.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,527 : 211,837 = 211,837 : x
  2. Step 2: Convert to fraction form
    98,527/211,837 = 211,837/x
  3. Step 3: Cross multiply
    98,527x = 211,837 × 211,837
  4. Step 4: Simplify right side
    98,527x = 44,874,914,569
  5. Step 5: Solve for x
    x = 44,874,914,569/98,527
  6. Step 6: Final answer
    x = 455,458.04

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.