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Finding the Third Proportional to 17,389.69 and 19,333.69

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Solution

The third proportional to 17,389.69 and 19,333.69 is: 21,495.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,389.69 : 19,333.69 = 19,333.69 : x
  2. Step 2: Convert to fraction form
    17,389.69/19,333.69 = 19,333.69/x
  3. Step 3: Cross multiply
    17,389.69x = 19,333.69 × 19,333.69
  4. Step 4: Simplify right side
    17,389.69x = 373,791,472.35
  5. Step 5: Solve for x
    x = 373,791,472.35/17,389.69
  6. Step 6: Final answer
    x = 21,495.01

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These problems maintain the same ratio (1.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.