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Finding the Third Proportional to 141,901.50 and 219,737.50

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Solution

The third proportional to 141,901.50 and 219,737.50 is: 340,268.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,901.50 : 219,737.50 = 219,737.50 : x
  2. Step 2: Convert to fraction form
    141,901.50/219,737.50 = 219,737.50/x
  3. Step 3: Cross multiply
    141,901.50x = 219,737.50 × 219,737.50
  4. Step 4: Simplify right side
    141,901.50x = 48,284,568,906.25
  5. Step 5: Solve for x
    x = 48,284,568,906.25/141,901.50
  6. Step 6: Final answer
    x = 340,268.21

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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.