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Finding the Third Proportional to 32,922 and 71,464

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Solution

The third proportional to 32,922 and 71,464 is: 155,127.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,922 : 71,464 = 71,464 : x
  2. Step 2: Convert to fraction form
    32,922/71,464 = 71,464/x
  3. Step 3: Cross multiply
    32,922x = 71,464 × 71,464
  4. Step 4: Simplify right side
    32,922x = 5,107,103,296
  5. Step 5: Solve for x
    x = 5,107,103,296/32,922
  6. Step 6: Final answer
    x = 155,127.37

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.