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Finding the Third Proportional to 141,945.75 and 219,753

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Solution

The third proportional to 141,945.75 and 219,753 is: 340,210.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,945.75 : 219,753 = 219,753 : x
  2. Step 2: Convert to fraction form
    141,945.75/219,753 = 219,753/x
  3. Step 3: Cross multiply
    141,945.75x = 219,753 × 219,753
  4. Step 4: Simplify right side
    141,945.75x = 48,291,381,009
  5. Step 5: Solve for x
    x = 48,291,381,009/141,945.75
  6. Step 6: Final answer
    x = 340,210.12

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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.