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Finding the Third Proportional to 336,367 and 505,968

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Solution

The third proportional to 336,367 and 505,968 is: 761,084.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,367 : 505,968 = 505,968 : x
  2. Step 2: Convert to fraction form
    336,367/505,968 = 505,968/x
  3. Step 3: Cross multiply
    336,367x = 505,968 × 505,968
  4. Step 4: Simplify right side
    336,367x = 256,003,617,024
  5. Step 5: Solve for x
    x = 256,003,617,024/336,367
  6. Step 6: Final answer
    x = 761,084.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.