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Finding the Third Proportional to 29,047 and 43,455

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Solution

The third proportional to 29,047 and 43,455 is: 65,009.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,047 : 43,455 = 43,455 : x
  2. Step 2: Convert to fraction form
    29,047/43,455 = 43,455/x
  3. Step 3: Cross multiply
    29,047x = 43,455 × 43,455
  4. Step 4: Simplify right side
    29,047x = 1,888,337,025
  5. Step 5: Solve for x
    x = 1,888,337,025/29,047
  6. Step 6: Final answer
    x = 65,009.71

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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.