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Finding the Third Proportional to 16,920.77 and 26,816.38

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Solution

The third proportional to 16,920.77 and 26,816.38 is: 42,499.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,920.77 : 26,816.38 = 26,816.38 : x
  2. Step 2: Convert to fraction form
    16,920.77/26,816.38 = 26,816.38/x
  3. Step 3: Cross multiply
    16,920.77x = 26,816.38 × 26,816.38
  4. Step 4: Simplify right side
    16,920.77x = 719,118,177.64
  5. Step 5: Solve for x
    x = 719,118,177.64/16,920.77
  6. Step 6: Final answer
    x = 42,499.13

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These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.