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Finding the Third Proportional to 104,364 and 228,420

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Solution

The third proportional to 104,364 and 228,420 is: 499,939.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,364 : 228,420 = 228,420 : x
  2. Step 2: Convert to fraction form
    104,364/228,420 = 228,420/x
  3. Step 3: Cross multiply
    104,364x = 228,420 × 228,420
  4. Step 4: Simplify right side
    104,364x = 52,175,696,400
  5. Step 5: Solve for x
    x = 52,175,696,400/104,364
  6. Step 6: Final answer
    x = 499,939.60

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.