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Finding the Third Proportional to 19,836 and 29,097

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Solution

The third proportional to 19,836 and 29,097 is: 42,681.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,836 : 29,097 = 29,097 : x
  2. Step 2: Convert to fraction form
    19,836/29,097 = 29,097/x
  3. Step 3: Cross multiply
    19,836x = 29,097 × 29,097
  4. Step 4: Simplify right side
    19,836x = 846,635,409
  5. Step 5: Solve for x
    x = 846,635,409/19,836
  6. Step 6: Final answer
    x = 42,681.76

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.