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Finding the Third Proportional to 98,824 and 216,101

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Solution

The third proportional to 98,824 and 216,101 is: 472,553.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,824 : 216,101 = 216,101 : x
  2. Step 2: Convert to fraction form
    98,824/216,101 = 216,101/x
  3. Step 3: Cross multiply
    98,824x = 216,101 × 216,101
  4. Step 4: Simplify right side
    98,824x = 46,699,642,201
  5. Step 5: Solve for x
    x = 46,699,642,201/98,824
  6. Step 6: Final answer
    x = 472,553.65

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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.