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Finding the Third Proportional to 41,688 and 91,284.75

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Solution

The third proportional to 41,688 and 91,284.75 is: 199,887.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,688 : 91,284.75 = 91,284.75 : x
  2. Step 2: Convert to fraction form
    41,688/91,284.75 = 91,284.75/x
  3. Step 3: Cross multiply
    41,688x = 91,284.75 × 91,284.75
  4. Step 4: Simplify right side
    41,688x = 8,332,905,582.56
  5. Step 5: Solve for x
    x = 8,332,905,582.56/41,688
  6. Step 6: Final answer
    x = 199,887.39

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.