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Finding the Third Proportional to 87,890.06 and 144,410.34

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Solution

The third proportional to 87,890.06 and 144,410.34 is: 237,277.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,890.06 : 144,410.34 = 144,410.34 : x
  2. Step 2: Convert to fraction form
    87,890.06/144,410.34 = 144,410.34/x
  3. Step 3: Cross multiply
    87,890.06x = 144,410.34 × 144,410.34
  4. Step 4: Simplify right side
    87,890.06x = 20,854,347,381.99
  5. Step 5: Solve for x
    x = 20,854,347,381.99/87,890.06
  6. Step 6: Final answer
    x = 237,277.65

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Why These Related Problems?

These problems maintain the same ratio (1.64) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.