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Finding the Third Proportional to 21,788 and 32,594

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Solution

The third proportional to 21,788 and 32,594 is: 48,759.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,788 : 32,594 = 32,594 : x
  2. Step 2: Convert to fraction form
    21,788/32,594 = 32,594/x
  3. Step 3: Cross multiply
    21,788x = 32,594 × 32,594
  4. Step 4: Simplify right side
    21,788x = 1,062,368,836
  5. Step 5: Solve for x
    x = 1,062,368,836/21,788
  6. Step 6: Final answer
    x = 48,759.36

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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.