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Finding the Third Proportional to 103,698 and 242,829

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Solution

The third proportional to 103,698 and 242,829 is: 568,631.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,698 : 242,829 = 242,829 : x
  2. Step 2: Convert to fraction form
    103,698/242,829 = 242,829/x
  3. Step 3: Cross multiply
    103,698x = 242,829 × 242,829
  4. Step 4: Simplify right side
    103,698x = 58,965,923,241
  5. Step 5: Solve for x
    x = 58,965,923,241/103,698
  6. Step 6: Final answer
    x = 568,631.25

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.