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Finding the Third Proportional to 103,698 and 223,335

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Solution

The third proportional to 103,698 and 223,335 is: 480,997.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,698 : 223,335 = 223,335 : x
  2. Step 2: Convert to fraction form
    103,698/223,335 = 223,335/x
  3. Step 3: Cross multiply
    103,698x = 223,335 × 223,335
  4. Step 4: Simplify right side
    103,698x = 49,878,522,225
  5. Step 5: Solve for x
    x = 49,878,522,225/103,698
  6. Step 6: Final answer
    x = 480,997.92

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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.