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Finding the Third Proportional to 109,603.13 and 164,419.88

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Solution

The third proportional to 109,603.13 and 164,419.88 is: 246,652.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,603.13 : 164,419.88 = 164,419.88 : x
  2. Step 2: Convert to fraction form
    109,603.13/164,419.88 = 164,419.88/x
  3. Step 3: Cross multiply
    109,603.13x = 164,419.88 × 164,419.88
  4. Step 4: Simplify right side
    109,603.13x = 27,033,895,295.02
  5. Step 5: Solve for x
    x = 27,033,895,295.02/109,603.13
  6. Step 6: Final answer
    x = 246,652.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.