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Finding the Third Proportional to 29,907 and 46,439

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Solution

The third proportional to 29,907 and 46,439 is: 72,109.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,907 : 46,439 = 46,439 : x
  2. Step 2: Convert to fraction form
    29,907/46,439 = 46,439/x
  3. Step 3: Cross multiply
    29,907x = 46,439 × 46,439
  4. Step 4: Simplify right side
    29,907x = 2,156,580,721
  5. Step 5: Solve for x
    x = 2,156,580,721/29,907
  6. Step 6: Final answer
    x = 72,109.56

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.