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Finding the Third Proportional to 666,236 and 949,532

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Solution

The third proportional to 666,236 and 949,532 is: 1,353,290.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,236 : 949,532 = 949,532 : x
  2. Step 2: Convert to fraction form
    666,236/949,532 = 949,532/x
  3. Step 3: Cross multiply
    666,236x = 949,532 × 949,532
  4. Step 4: Simplify right side
    666,236x = 901,611,019,024
  5. Step 5: Solve for x
    x = 901,611,019,024/666,236
  6. Step 6: Final answer
    x = 1,353,290.75

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.