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Finding the Third Proportional to 15,036 and 23,391

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Solution

The third proportional to 15,036 and 23,391 is: 36,388.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,036 : 23,391 = 23,391 : x
  2. Step 2: Convert to fraction form
    15,036/23,391 = 23,391/x
  3. Step 3: Cross multiply
    15,036x = 23,391 × 23,391
  4. Step 4: Simplify right side
    15,036x = 547,138,881
  5. Step 5: Solve for x
    x = 547,138,881/15,036
  6. Step 6: Final answer
    x = 36,388.59

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.