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Finding the Third Proportional to 15,957 and 28,836

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Solution

The third proportional to 15,957 and 28,836 is: 52,109.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,957 : 28,836 = 28,836 : x
  2. Step 2: Convert to fraction form
    15,957/28,836 = 28,836/x
  3. Step 3: Cross multiply
    15,957x = 28,836 × 28,836
  4. Step 4: Simplify right side
    15,957x = 831,514,896
  5. Step 5: Solve for x
    x = 831,514,896/15,957
  6. Step 6: Final answer
    x = 52,109.73

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Why These Related Problems?

These problems maintain the same ratio (1.81) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.