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Finding the Third Proportional to 611,946 and 860,232

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Solution

The third proportional to 611,946 and 860,232 is: 1,209,255.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,946 : 860,232 = 860,232 : x
  2. Step 2: Convert to fraction form
    611,946/860,232 = 860,232/x
  3. Step 3: Cross multiply
    611,946x = 860,232 × 860,232
  4. Step 4: Simplify right side
    611,946x = 739,999,093,824
  5. Step 5: Solve for x
    x = 739,999,093,824/611,946
  6. Step 6: Final answer
    x = 1,209,255.55

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.