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Finding the Third Proportional to 102,340 and 220,232

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Solution

The third proportional to 102,340 and 220,232 is: 473,931.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,340 : 220,232 = 220,232 : x
  2. Step 2: Convert to fraction form
    102,340/220,232 = 220,232/x
  3. Step 3: Cross multiply
    102,340x = 220,232 × 220,232
  4. Step 4: Simplify right side
    102,340x = 48,502,133,824
  5. Step 5: Solve for x
    x = 48,502,133,824/102,340
  6. Step 6: Final answer
    x = 473,931.34

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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.