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Finding the Third Proportional to 32,288 and 68,032

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Solution

The third proportional to 32,288 and 68,032 is: 143,345.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,288 : 68,032 = 68,032 : x
  2. Step 2: Convert to fraction form
    32,288/68,032 = 68,032/x
  3. Step 3: Cross multiply
    32,288x = 68,032 × 68,032
  4. Step 4: Simplify right side
    32,288x = 4,628,353,024
  5. Step 5: Solve for x
    x = 4,628,353,024/32,288
  6. Step 6: Final answer
    x = 143,345.92

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.