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Finding the Third Proportional to 106,798.50 and 166,029.75

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Solution

The third proportional to 106,798.50 and 166,029.75 is: 258,111.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,798.50 : 166,029.75 = 166,029.75 : x
  2. Step 2: Convert to fraction form
    106,798.50/166,029.75 = 166,029.75/x
  3. Step 3: Cross multiply
    106,798.50x = 166,029.75 × 166,029.75
  4. Step 4: Simplify right side
    106,798.50x = 27,565,877,885.06
  5. Step 5: Solve for x
    x = 27,565,877,885.06/106,798.50
  6. Step 6: Final answer
    x = 258,111.10

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.