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Finding the Third Proportional to 88,917.75 and 209,901.38

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Solution

The third proportional to 88,917.75 and 209,901.38 is: 495,498.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,917.75 : 209,901.38 = 209,901.38 : x
  2. Step 2: Convert to fraction form
    88,917.75/209,901.38 = 209,901.38/x
  3. Step 3: Cross multiply
    88,917.75x = 209,901.38 × 209,901.38
  4. Step 4: Simplify right side
    88,917.75x = 44,058,587,226.89
  5. Step 5: Solve for x
    x = 44,058,587,226.89/88,917.75
  6. Step 6: Final answer
    x = 495,498.22

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.