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Finding the Third Proportional to 98,550.75 and 216,177

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Solution

The third proportional to 98,550.75 and 216,177 is: 474,197.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,550.75 : 216,177 = 216,177 : x
  2. Step 2: Convert to fraction form
    98,550.75/216,177 = 216,177/x
  3. Step 3: Cross multiply
    98,550.75x = 216,177 × 216,177
  4. Step 4: Simplify right side
    98,550.75x = 46,732,495,329
  5. Step 5: Solve for x
    x = 46,732,495,329/98,550.75
  6. Step 6: Final answer
    x = 474,197.26

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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.