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Finding the Third Proportional to 103,248 and 218,898

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Solution

The third proportional to 103,248 and 218,898 is: 464,089.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,248 : 218,898 = 218,898 : x
  2. Step 2: Convert to fraction form
    103,248/218,898 = 218,898/x
  3. Step 3: Cross multiply
    103,248x = 218,898 × 218,898
  4. Step 4: Simplify right side
    103,248x = 47,916,334,404
  5. Step 5: Solve for x
    x = 47,916,334,404/103,248
  6. Step 6: Final answer
    x = 464,089.71

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.