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Finding the Third Proportional to 32,489 and 48,603

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Solution

The third proportional to 32,489 and 48,603 is: 72,709.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,489 : 48,603 = 48,603 : x
  2. Step 2: Convert to fraction form
    32,489/48,603 = 48,603/x
  3. Step 3: Cross multiply
    32,489x = 48,603 × 48,603
  4. Step 4: Simplify right side
    32,489x = 2,362,251,609
  5. Step 5: Solve for x
    x = 2,362,251,609/32,489
  6. Step 6: Final answer
    x = 72,709.27

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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.