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Finding the Third Proportional to 15,989 and 37,346

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Solution

The third proportional to 15,989 and 37,346 is: 87,230.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,989 : 37,346 = 37,346 : x
  2. Step 2: Convert to fraction form
    15,989/37,346 = 37,346/x
  3. Step 3: Cross multiply
    15,989x = 37,346 × 37,346
  4. Step 4: Simplify right side
    15,989x = 1,394,723,716
  5. Step 5: Solve for x
    x = 1,394,723,716/15,989
  6. Step 6: Final answer
    x = 87,230.20

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.