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Finding the Third Proportional to 21,355.29 and 32,869.07

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Solution

The third proportional to 21,355.29 and 32,869.07 is: 50,590.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,355.29 : 32,869.07 = 32,869.07 : x
  2. Step 2: Convert to fraction form
    21,355.29/32,869.07 = 32,869.07/x
  3. Step 3: Cross multiply
    21,355.29x = 32,869.07 × 32,869.07
  4. Step 4: Simplify right side
    21,355.29x = 1,080,375,911.60
  5. Step 5: Solve for x
    x = 1,080,375,911.60/21,355.29
  6. Step 6: Final answer
    x = 50,590.56

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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.