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Finding the Third Proportional to 103,939 and 224,509

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Solution

The third proportional to 103,939 and 224,509 is: 484,941.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,939 : 224,509 = 224,509 : x
  2. Step 2: Convert to fraction form
    103,939/224,509 = 224,509/x
  3. Step 3: Cross multiply
    103,939x = 224,509 × 224,509
  4. Step 4: Simplify right side
    103,939x = 50,404,291,081
  5. Step 5: Solve for x
    x = 50,404,291,081/103,939
  6. Step 6: Final answer
    x = 484,941.08

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.