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Finding the Third Proportional to 74,239.88 and 165,040.88

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Solution

The third proportional to 74,239.88 and 165,040.88 is: 366,898.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,239.88 : 165,040.88 = 165,040.88 : x
  2. Step 2: Convert to fraction form
    74,239.88/165,040.88 = 165,040.88/x
  3. Step 3: Cross multiply
    74,239.88x = 165,040.88 × 165,040.88
  4. Step 4: Simplify right side
    74,239.88x = 27,238,490,420.77
  5. Step 5: Solve for x
    x = 27,238,490,420.77/74,239.88
  6. Step 6: Final answer
    x = 366,898.39

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.