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Finding the Third Proportional to 109,641.50 and 236,201.50

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Solution

The third proportional to 109,641.50 and 236,201.50 is: 508,850.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,641.50 : 236,201.50 = 236,201.50 : x
  2. Step 2: Convert to fraction form
    109,641.50/236,201.50 = 236,201.50/x
  3. Step 3: Cross multiply
    109,641.50x = 236,201.50 × 236,201.50
  4. Step 4: Simplify right side
    109,641.50x = 55,791,148,602.25
  5. Step 5: Solve for x
    x = 55,791,148,602.25/109,641.50
  6. Step 6: Final answer
    x = 508,850.65

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.